{"title":"Infrared (IR) Systems","description":null,"products":[{"product_id":"williams-av-ir-sys30-infrared-system-with-poe","title":"Williams AV IR SYS30 Infrared System with PoE","description":"\u003ch4\u003eTwo-channel Medium-Area infrared audio system with T3 transmitter, PoE power delivery, and coverage up to 32,000 sq ft (2,972 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for medium to large areas, including adjacent rooms where signal spillover needs to be prevented. The system includes a T3 transmitter, handheld receivers, charger, headphones, neckloop, mounting bracket, ADA wall plaque, and a PoE kit for convenient installation.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T3\u003c\/strong\u003e – Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × WIR RX22-4N\u003c\/strong\u003e – Handheld IR Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × HED 027\u003c\/strong\u003e – Folding, Mono Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × NKL 001\u003c\/strong\u003e – 18″ Mono Neckloop\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CHG 3502\u003c\/strong\u003e – 2-Bay Body-Pack Charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BAT 026-2\u003c\/strong\u003e – NiMH Rechargeable Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × POE KT1\u003c\/strong\u003e – Remote Power Kit including wire cable assembly (WCA 131 and WCA 133)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × BKT 024\u003c\/strong\u003e – Wall\/Ceiling Mounting Bracket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 057\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eHow It Works\u003c\/h4\u003e\n\u003cp\u003eThe IR T3 can be controlled remotely via RS-232 commands. The commands include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePowering the unit on\/off\u003c\/li\u003e\n\u003cli\u003eRemotely setting the IR frequency (2.3\/2.8 or 3.3\/3.8 MHz)\u003c\/li\u003e\n\u003cli\u003eMuting the outgoing audio without powering off\u003c\/li\u003e\n\u003cli\u003eTurning back panel LEDs on or off\u003c\/li\u003e\n\u003cli\u003eTroubleshooting abilities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR T3 Transmitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 9.0″ W (229 mm) × 3.8″ D (97 mm) × 1.4″ H (36 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.84 lb (0.38 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 057 desktop-style internationally certified power supply with IEC line cord; 100–240 VAC input, 50–60 Hz, 18 W; 48 VDC output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Power Input:\u003c\/strong\u003e 2.1 mm ID barrel connector, 48 VDC, 0.2 A, center positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator:\u003c\/strong\u003e Green LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep\/Power Save Mode:\u003c\/strong\u003e Shuts off IR when no audio is present for 12 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, ±50 kHz deviation max., 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseband Frequencies:\u003c\/strong\u003e 2.3, 2.8, 3.3, 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 32,000 sq. ft (2,972 m²) in single-channel mode with the RX22-4 receiver; up to 19,000 sq. ft (1,774 m²) with the RX20 stethoset receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Gain Adjust:\u003c\/strong\u003e Rotary, 10 dB range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Channel Switch:\u003c\/strong\u003e Selects microphone input to Ch. A or Ch. B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Input:\u003c\/strong\u003e 3.5 mm stereo jack with signal and bias connected to tip; electret microphone compatible (6 VDC bias supply with 2.7 kΩ series resistor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e Phoenix-style connector jack for Ch. A and Ch. B; accepts line-level balanced or unbalanced audio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Indicators:\u003c\/strong\u003e One yellow LED per channel; lights and stays on steadily with minimum audio level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 70 dB (line input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 95 Hz–17.6 kHz, −3 dB re 1 kHz (line inputs); 125 Hz–17.0 kHz, −3 dB re 1 kHz (microphone input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Kit:\u003c\/strong\u003e BKT 024 omnidirectional wall\/ceiling mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Receivers:\u003c\/strong\u003e WIR RX22-4, IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year warranty against component failure and manufacturing defects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Regulatory Compliance:\u003c\/strong\u003e CE, FCC, Industry Canada, WEEE, RoHS, CB Scheme, RCM, PSE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54529742537041,"sku":null,"price":1935.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1743433360_1886519.jpg?v=1786366702"},{"product_id":"williams-av-ir-sys31-portable-infrared-courtroom-system","title":"Williams AV IR SYS31 Portable Infrared Courtroom System","description":"\u003ch4\u003ePortable two-channel infrared audio system for courtroom assistive listening and language interpretation, with coverage up to 32,000 sq ft (2,972 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for easy transport between rooms, with a carry case and tabletop tripod for the T3 transmitter. The included omnidirectional conference microphone captures audio throughout the room, while IR receivers deliver sound through earphones or a neckloop for T-coil hearing aids and cochlear implants.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T3\u003c\/strong\u003e – Medium-Area Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × WIR RX22-4\u003c\/strong\u003e – Four-Channel Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MIC 149\u003c\/strong\u003e – Omnidirectional Conference Microphone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × EAR 022\u003c\/strong\u003e – Surround Earphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – 18″ Mono Neckloops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BAT 001-2\u003c\/strong\u003e – AA Alkaline Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CCS 029\u003c\/strong\u003e – Carry Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × STD 007\u003c\/strong\u003e – Table-Top Tripod\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 061\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 135 WC\u003c\/strong\u003e – 12-Foot Mono Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR T3 Transmitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 9.0″ W (229 mm) × 3.8″ D (97 mm) × 1.4″ H (36 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.84 lb (0.38 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 057 desktop-style internationally certified power supply with IEC line cord; 100–240 VAC input, 50–60 Hz, 18 W; 48 VDC output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Power Input:\u003c\/strong\u003e 2.1 mm ID barrel connector, 48 VDC, 0.2 A, center positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator:\u003c\/strong\u003e Green LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep\/Power Save Mode:\u003c\/strong\u003e Shuts off IR when no audio is present for 12 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, ±50 kHz deviation max., 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseband Frequencies:\u003c\/strong\u003e 2.3, 2.8, 3.3, 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 32,000 sq. ft (2,972 m²) in single-channel mode with the RX22-4 receiver; up to 19,000 sq. ft (1,774 m²) with the RX20 stethoset receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Gain Adjust:\u003c\/strong\u003e Rotary, 10 dB range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Channel Switch:\u003c\/strong\u003e Selects microphone input to Ch. A or Ch. B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Input:\u003c\/strong\u003e 3.5 mm stereo jack with signal and bias connected to tip; electret microphone compatible (6 VDC bias supply with 2.7 kΩ series resistor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e Phoenix-style connector jack for Ch. A and Ch. B; accepts line-level balanced or unbalanced audio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Indicators:\u003c\/strong\u003e One yellow LED per channel; lights and stays on steadily with minimum audio level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 70 dB (line input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 95 Hz–17.6 kHz, −3 dB re 1 kHz (line inputs); 125 Hz–17.0 kHz, −3 dB re 1 kHz (microphone input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Kit:\u003c\/strong\u003e BKT 024 omnidirectional wall\/ceiling mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Receivers:\u003c\/strong\u003e WIR RX22-4, IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year warranty against component failure and manufacturing defects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Regulatory Compliance:\u003c\/strong\u003e CE, FCC, Industry Canada, WEEE, RoHS, CB Scheme, RCM, PSE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54529920336209,"sku":null,"price":2479.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_45f16eec-ad54-4d37-a67e-1e5ab328c0db.jpg?v=1786367810"},{"product_id":"williams-av-ir-sys32-infrared-system-with-headphones","title":"Williams AV IR SYS32 Infrared System with Headphones","description":"\u003ch4\u003eTwo-channel infrared assistive listening system with T3 transmitter and coverage up to 32,000 sq ft (2,972 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for environments where clear audio transmission and confidentiality are important. Handheld IR receivers deliver audio through folding headphones or a neckloop for T-coil hearing aids and cochlear implants. Includes a wall\/ceiling mounting bracket and ADA wall plaque.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T3\u003c\/strong\u003e – Medium-Area Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 × WIR RX22-4\u003c\/strong\u003e – Four-Channel Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 × HED 021\u003c\/strong\u003e – Mono Folding Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – 18″ Mono Neckloops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 × BAT 001-2\u003c\/strong\u003e – AA Alkaline Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × BKT 024\u003c\/strong\u003e – Wall\/Ceiling Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 057\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR T3 Transmitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 9.0″ W (229 mm) × 3.8″ D (97 mm) × 1.4″ H (36 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.84 lb (0.38 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 057 desktop-style internationally certified power supply with IEC line cord; 100–240 VAC input, 50–60 Hz, 18 W; 48 VDC output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Power Input:\u003c\/strong\u003e 2.1 mm ID barrel connector, 48 VDC, 0.2 A, center positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator:\u003c\/strong\u003e Green LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep\/Power Save Mode:\u003c\/strong\u003e Shuts off IR when no audio is present for 12 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, ±50 kHz deviation max., 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseband Frequencies:\u003c\/strong\u003e 2.3, 2.8, 3.3, 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 32,000 sq. ft (2,972 m²) in single-channel mode with the RX22-4 receiver; up to 19,000 sq. ft (1,774 m²) with the RX20 stethoset receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Gain Adjust:\u003c\/strong\u003e Rotary, 10 dB range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Channel Switch:\u003c\/strong\u003e Selects microphone input to Ch. A or Ch. B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Input:\u003c\/strong\u003e 3.5 mm stereo jack with signal and bias connected to tip; electret microphone compatible (6 VDC bias supply with 2.7 kΩ series resistor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e Phoenix-style connector jack for Ch. A and Ch. B; accepts line-level balanced or unbalanced audio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Indicators:\u003c\/strong\u003e One yellow LED per channel; lights and stays on steadily with minimum audio level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 70 dB (line input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 95 Hz–17.6 kHz, −3 dB re 1 kHz (line inputs); 125 Hz–17.0 kHz, −3 dB re 1 kHz (microphone input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Kit:\u003c\/strong\u003e BKT 024 omnidirectional wall\/ceiling mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Receivers:\u003c\/strong\u003e WIR RX22-4, IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year warranty against component failure and manufacturing defects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Regulatory Compliance:\u003c\/strong\u003e CE, FCC, Industry Canada, WEEE, RoHS, CB Scheme, RCM, PSE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54530030666065,"sku":null,"price":2149.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_b950f1ee-e4ff-4e55-a10b-3228ab9ed97a.jpg?v=1786368374"},{"product_id":"williams-av-ir-sys33-infrared-system-with-stethoset-receivers","title":"Williams AV IR SYS33 Infrared System with Stethoset Receivers","description":"\u003ch4\u003eTwo-channel infrared audio system with T3 transmitter and Stethoset receivers, providing coverage up to 19,000 sq ft (1,765 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for assistive listening and environments where signal spillover into adjacent rooms needs to be prevented. Includes five lightweight, hands-free Stethoset receivers with a five-bay charging station, wall\/ceiling mounting bracket, and ADA wall plaque.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T3\u003c\/strong\u003e – Medium-Area Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 × IR RX20\u003c\/strong\u003e – Two-Channel Stethoset Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CHG 520\u003c\/strong\u003e – Charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × BKT 024\u003c\/strong\u003e – Wall\/Ceiling Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 057\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR T3 Transmitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 9.0″ W (229 mm) × 3.8″ D (97 mm) × 1.4″ H (36 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.84 lb (0.38 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 057 desktop-style internationally certified power supply with IEC line cord; 100–240 VAC input, 50–60 Hz, 18 W; 48 VDC output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Power Input:\u003c\/strong\u003e 2.1 mm ID barrel connector, 48 VDC, 0.2 A, center positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator:\u003c\/strong\u003e Green LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep\/Power Save Mode:\u003c\/strong\u003e Shuts off IR when no audio is present for 12 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, ±50 kHz deviation max., 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseband Frequencies:\u003c\/strong\u003e 2.3, 2.8, 3.3, 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 32,000 sq. ft (2,972 m²) in single-channel mode with the RX22-4 receiver; up to 19,000 sq. ft (1,774 m²) with the RX20 stethoset receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Gain Adjust:\u003c\/strong\u003e Rotary, 10 dB range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Channel Switch:\u003c\/strong\u003e Selects microphone input to Ch. A or Ch. B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophone Input:\u003c\/strong\u003e 3.5 mm stereo jack with signal and bias connected to tip; electret microphone compatible (6 VDC bias supply with 2.7 kΩ series resistor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e Phoenix-style connector jack for Ch. A and Ch. B; accepts line-level balanced or unbalanced audio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Indicators:\u003c\/strong\u003e One yellow LED per channel; lights and stays on steadily with minimum audio level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 70 dB (line input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 95 Hz–17.6 kHz, −3 dB re 1 kHz (line inputs); 125 Hz–17.0 kHz, −3 dB re 1 kHz (microphone input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Kit:\u003c\/strong\u003e BKT 024 omnidirectional wall\/ceiling mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Receivers:\u003c\/strong\u003e WIR RX22-4, IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2-year warranty against component failure and manufacturing defects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Regulatory Compliance:\u003c\/strong\u003e CE, FCC, Industry Canada, WEEE, RoHS, CB Scheme, RCM, PSE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/h4\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54530095710545,"sku":null,"price":2849.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_62960340-0a71-45f0-b595-66150caf5576.jpg?v=1786369186"},{"product_id":"williams-av-ir-sy1-small-area-infrared-system-for-individuals","title":"Williams AV IR SY1 Small-area infrared system for individuals","description":"\u003ch4\u003eCompact one- or two-channel infrared audio system for individual use, for small areas, providing coverage up to 1,300 sq ft (121 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for individual listening and assistive listening in small conference rooms, hospital rooms, and other private spaces. Features plug-and-play setup with a 3.5 mm audio input and power via an AC power supply or standard TV USB port.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T1\u003c\/strong\u003e – Small-Area Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 055\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 106\u003c\/strong\u003e – USB Micro Cable, 6 ft (USB 2.0 to USB Micro)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 124\u003c\/strong\u003e – Adapter Cable (3.5 mm F to RCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 055\u003c\/strong\u003e – 3.5 mm Male-to-Male Stereo Cable for IR T1 Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WIR RX22-4N\u003c\/strong\u003e – Infrared Receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × STD 008\u003c\/strong\u003e – Flat-Panel TV Mounting Bracket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × HED 021\u003c\/strong\u003e – Folding Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × BAT 001-2\u003c\/strong\u003e – AA Alkaline Batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-efficiency LEDs display power status and audio input\u003c\/li\u003e\n\u003cli\u003ePower via AC power supply or standard USB port on a TV\u003c\/li\u003e\n\u003cli\u003ePlug-and-play installation with 3.5 mm audio input\u003c\/li\u003e\n\u003cli\u003eOne- or two-channel operation (2.3 and 2.8 MHz)\u003c\/li\u003e\n\u003cli\u003eCoverage area up to 1,300 sq ft (121 m²)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eHED 021 Headphones\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Mono, folding headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug:\u003c\/strong\u003e 3.5 mm mono\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCord:\u003c\/strong\u003e 39″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriver Size:\u003c\/strong\u003e 30 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Impedance:\u003c\/strong\u003e 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20 Hz–20 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 52 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Power Input:\u003c\/strong\u003e 100 mW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 110 dB @ 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Pads:\u003c\/strong\u003e HED 023 (one pair)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR T1 Infrared Transmitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 5.65″ × 3.65″ × 1.15″ (14.4 × 9.3 × 2.9 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 8.3 oz (235 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 055 – 100–240 VAC, 50\/60 Hz input; 5 VDC, 1 A USB output; universal supply with international adapters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther USB Power Supply:\u003c\/strong\u003e Must be at least 5 VDC, 0.2 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Cable:\u003c\/strong\u003e USB to Micro USB cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Power Input:\u003c\/strong\u003e Micro USB connector, 5 VDC, 0.2 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator:\u003c\/strong\u003e Green LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep\/Power Save Mode:\u003c\/strong\u003e Shuts off carrier when no audio is present for 12 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, ±50 kHz deviation max., 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e 2.3 MHz (Ch 1) and 2.8 MHz (Ch 2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower-On Default:\u003c\/strong\u003e Carriers off; carriers are automatically enabled upon presence of audio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e 1,300 sq. ft (120 m²) with WIR RX22-4; 1,000 sq. ft (93 m²) with IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Input:\u003c\/strong\u003e 3.5 mm stereo line-level input jack; Ch 1 connected to tip, Ch 2 to ring, GND to sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Indicators:\u003c\/strong\u003e One yellow LED per channel; lights and stays on steadily with minimum audio level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 70 dB at onset of limiting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 100 Hz–12 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Mounting Kits:\u003c\/strong\u003e STD 008 TV Top Shelf Mounting Kit; BKT 024 omnidirectional wall\/ceiling mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Receivers:\u003c\/strong\u003e WIR RX22-4, IR RX20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Regulatory Compliance:\u003c\/strong\u003e CE, RCM, FCC, Industry Canada, PSE, CUL, WEEE, RoHS, CB Scheme\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSTD 008 TV Mounting Bracket\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.6 lb (272 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D):\u003c\/strong\u003e 6″ × 4.75″ (15 × 12 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Painted steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Flat black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf Support:\u003c\/strong\u003e Front padded lip rests on TV; adjustable arm with swivel lock supports rear of shelf\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack, dual-lens detector, lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor and Material:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m), allows receiver to be worn around the neck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA, alkaline (BAT 001-2) or NiMH (BAT 026-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Alkaline – 60 hours; NiMH – 30 hours\/charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA, nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Contacts:\u003c\/strong\u003e For use only with CHG 3512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 60 dB min.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Receiver squelches (mutes) at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e ON\/OFF\/VOLUME combination thumbwheel knob; four-position rotary channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Red LED “ON” indicator; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Jack:\u003c\/strong\u003e 3.5 mm stereo mini phone jack; accepts 3.5 mm mono or stereo phone plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max. at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm mini phone plug; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54530125201745,"sku":null,"price":1089.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_1d2faaa7-0317-491b-9ce1-65da0a7b0a32.jpg?v=1786369749"},{"product_id":"williams-av-ir-sy2-small-area-infrared-system-for-two","title":"Williams AV IR SY2 Small-area Infrared System for Two","description":"\u003ch4\u003eCompact one- or two-channel infrared audio system for two users, providing coverage up to 1,300 sq ft (121 m²).\u003c\/h4\u003e\n\u003cp\u003eDesigned for individual listening and assistive listening in small conference rooms, hospital rooms, and other private spaces. Includes two receivers and a charger, with a 3.5 mm audio input and power via an AC power supply or standard TV USB port.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR T1\u003c\/strong\u003e – Small-Area Infrared Transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × TFP 055\u003c\/strong\u003e – Power Supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 106\u003c\/strong\u003e – USB Micro Cable, 6 ft (USB 2.0 to USB Micro)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × WCA 124\u003c\/strong\u003e – Adapter Cable (3.5 mm F to RCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × WIR RX22-4N\u003c\/strong\u003e – Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × STD 008\u003c\/strong\u003e – Flat-Panel TV Mounting Bracket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × HED 027\u003c\/strong\u003e – Heavy-Duty, Folding, Mono Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × NKL 001\u003c\/strong\u003e – Neckloop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CHG 3502\u003c\/strong\u003e – Two-Bay Body-Pack Charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BAT 026-2\u003c\/strong\u003e – AA NiMH Rechargeable Batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-efficiency LEDs display power status and audio input\u003c\/li\u003e\n\u003cli\u003ePower via AC power supply or standard USB port on a TV\u003c\/li\u003e\n\u003cli\u003ePlug-and-play installation with 3.5 mm audio input\u003c\/li\u003e\n\u003cli\u003eOne- or two-channel operation (2.3 and 2.8 MHz)\u003c\/li\u003e\n\u003cli\u003eCoverage area up to 1,300 sq ft (121 m²)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Type:\u003c\/strong\u003e Body-Pack with IR detector lens on the front of the unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHands-Free Operation:\u003c\/strong\u003e Lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume Control:\u003c\/strong\u003e Rotary-type control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBatteries:\u003c\/strong\u003e 2 × AA alkaline or rechargeable NiMH batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours with AA alkaline batteries; up to 30 hours per charge with NiMH AA batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Via integrated charger contacts without removing the batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e Approximately 16 hours when used with CHG 3512 charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Impact-resistant plastic case with hinged, non-detachable battery door\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR Carrier Frequencies:\u003c\/strong\u003e 2.3 \/ 2.8 \/ 3.3 \/ 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 µs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo phone jack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Low-impedance mono or stereo headphones and earphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeckloop Compatibility:\u003c\/strong\u003e Supports neckloop telecoil couplers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021 headphones; 110 dB SSPL90 with EAR 013 earphone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years parts and labor; excludes earphones, headphones, batteries, and chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 Two-Bay Body-Pack Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4⅞″ × 3⅞″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharger Power:\u003c\/strong\u003e Input – 6 VDC, 300 mA, center positive; output – 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Williams AV TFP 041 (US); input – 100–240 VAC, 50–60 Hz, 0.5–0.3 A; output – 6 VDC, 1.5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal*\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs – one for each bay; LEDs are lit when charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eHED 027 Heavy-Duty Folding Mono Headphones\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Heavy-duty, folding, mono headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug:\u003c\/strong\u003e 3.5 mm mono\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCord:\u003c\/strong\u003e 39″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriver Size:\u003c\/strong\u003e 40 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Impedance:\u003c\/strong\u003e 16 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20 Hz–20 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 102 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Power Input:\u003c\/strong\u003e 100 mW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 96 dB @ 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Pads:\u003c\/strong\u003e EAR 035 (one pair)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eNKL 001 Mono Neckloop\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.5 oz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 18.5″ cord\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e NKL 001 – 3.5 mm mono plug; NKL 001-S – 3.5 mm stereo plug with ring disconnected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance:\u003c\/strong\u003e 8–16 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Power:\u003c\/strong\u003e 500 mW max.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic Field Strength:\u003c\/strong\u003e 25 mW input at 1000 Hz produces 1.7 A\/m 6″ above the center of loop; 85 μW input produces 0.1 A\/m (IEC Standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e One year\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSTD 008 TV Mounting Bracket\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.6 lb (272 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D):\u003c\/strong\u003e 6″ × 4.75″ (15 × 12 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Painted steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Flat black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf Support:\u003c\/strong\u003e Front padded lip rests on TV; adjustable arm with swivel lock supports rear of shelf\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack, dual-lens detector, lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor and Material:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m), allows receiver to be worn around the neck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 °C to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA, alkaline (BAT 001-2) or NiMH (BAT 026-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Alkaline – 60 hours; NiMH – 30 hours\/charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA, nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Contacts:\u003c\/strong\u003e For use only with CHG 3512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 60 dB min.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Receiver squelches (mutes) at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e ON\/OFF\/VOLUME combination thumbwheel knob; four-position rotary channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Red LED “ON” indicator; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Jack:\u003c\/strong\u003e 3.5 mm stereo mini phone jack; accepts 3.5 mm mono or stereo phone plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max. at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm mini phone plug; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/h4\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54530169798993,"sku":null,"price":1679.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_296fa4f1-b4be-4c70-9451-e77e342af35a.jpg?v=1786370744"},{"product_id":"williams-av-ir-combo-ir-system-with-emitter","title":"Williams AV IR+ Combo - IR ME1 System with Emitter","description":"\u003ch4\u003eModular infrared audio system for large areas with IR M1 Control Center, IR E4 emitter, and coverage up to 18,000 sq ft (≈1,672 m²) per emitter.\u003c\/h4\u003e\n\u003cp\u003eIR Plus supports up to four IR emitters that can be distributed throughout a venue or grouped together for greater coverage. Each emitter connects to the IR M1 via CAT5e cable for audio and power. The system also supports audio streaming over Wi-Fi to the Williams AV WaveCAST app.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1\u003c\/strong\u003e – IR Plus Infrared Modulator\/Control Center with Wi-Fi audio server; provides system control and supports up to 4 IR emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR E4\u003c\/strong\u003e – IR Plus Infrared Emitter with coverage up to 18,000 sq ft (≈1,672 m²)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 Infrared Modulator \/ Control Center\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e Optional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54539670159697,"sku":null,"price":4279.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/41SygZWKTfL._AC_SL1280.jpg?v=1786447825"},{"product_id":"williams-av-ir-combo-ir-system-with-dante","title":"Williams AV IR+ Combo - IR ME1 D System with Emitter and Dante","description":"\u003ch4\u003eModular infrared audio system for large areas with Dante, Wi-Fi audio support, and coverage up to 18,000 sq ft (≈1,672 m²) per emitter.\u003c\/h4\u003e\n\u003cp\u003eIR Plus supports up to four IR emitters that can be distributed throughout a venue or grouped together for greater coverage. The IR M1 D provides a two-channel Dante audio input, while emitters connect via CAT5e cable for audio and power. Audio can also be streamed over Wi-Fi to the Williams AV WaveCAST app.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR Plus Infrared Modulator\/Control Center and Wi-Fi Audio Server with 2-channel Dante input; supports up to 4 IR emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR E4\u003c\/strong\u003e – IR Plus Infrared Emitter with coverage up to 18,000 sq ft (≈1,672 m²)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1 D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54541804175697,"sku":null,"price":4715.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_e6b9ef59-422a-4633-820c-d6a564777115.jpg?v=1786449808"},{"product_id":"williams-av-ir-flex-ir-system-with-2-emitters","title":"Williams AV IR+ Flex - IR ME2 System with 2 Emitters","description":"\u003ch4\u003eModular infrared audio system for large areas with two IR emitters, Wi-Fi audio support, and coverage up to 18,000 sq ft (≈1,672 m²) per emitter.\u003c\/h4\u003e\n\u003cp\u003eIR Plus supports up to four IR emitters that can be distributed throughout a venue or linked together for greater coverage. Each emitter connects to the IR M1 via CAT5e cable, providing both audio signal and power. The system also supports audio streaming over Wi-Fi to the Williams AV WaveCAST app.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1\u003c\/strong\u003e – IR Plus Infrared Modulator\/Control Center and Wi-Fi Audio Server; supports up to 4 IR emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – IR Plus Infrared Emitters; each provides coverage up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for joining the two IR E4 emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 Infrared Modulator \/ Control Center\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e Optional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542532149585,"sku":null,"price":4855.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_aed218c5-15f9-4ed9-ace8-80b82ae6b4a1.jpg?v=1786452819"},{"product_id":"williams-av-ir-flex-ir-system-with-dante","title":"Williams AV IR+ Flex - IR ME2 D System with 2 Emitters and Dante","description":"\u003ch4\u003eModular infrared audio system for large areas with two IR emitters, 2-channel Dante input, and Wi-Fi audio support.\u003c\/h4\u003e\n\u003cp\u003eIR Plus supports up to four IR emitters that can be distributed throughout a venue or linked together for greater coverage. The IR M1 D provides a 2-channel Dante audio input, while the emitters connect via CAT5e cable for audio and power. Audio can also be streamed over Wi-Fi to the Williams AV WaveCAST app.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR Plus Infrared Modulator\/Control Center and Wi-Fi Audio Server with 2-channel Dante input; supports up to 4 IR emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – IR Plus Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for joining the two IR E4 emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1 D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542575337809,"sku":null,"price":5279.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_e421dcdc-11d1-43c3-b540-00e983ac8b45.jpg?v=1786453301"},{"product_id":"williams-av-ir-complete-ir-sy11-system","title":"Williams AV IR+ Complete - IR SY11 Infrared System","description":"\u003ch4\u003eFully equipped IR+ infrared system for large areas with 2 emitters, 4 receivers, headphones, and charging equipment.\u003c\/h4\u003e\n\u003cp\u003eIR SY11 is a complete IR+ solution for larger venues. The system includes the central IR M1 modulator, two IR E4 emitters, four 4-channel receivers, headphones, neckloops, rechargeable batteries, chargers, and mounting accessories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1\u003c\/strong\u003e – Rack-Mount IR+ Infrared Modulator\/Control Center\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – Wall-Mounted IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × WIR RX22-4\u003c\/strong\u003e – 4-Channel Infrared Receivers with Lanyards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × CHG 3502\u003c\/strong\u003e – 2-Bay Body-Pack Chargers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – Neckloops for T-coil Hearing Aids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × HED 021\u003c\/strong\u003e – Folding Mono Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × BAT 026-2\u003c\/strong\u003e – Pairs of Rechargeable AA NiMH Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for Dual Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BKT 024\u003c\/strong\u003e – Wall-Mount Brackets for Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Sign\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 Infrared Modulator \/ Control Center\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e Optional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4 Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack with dual-lens IR detector and lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m); allows receiver to be worn around the neck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA alkaline (BAT 001-2) or NiMH (BAT 026-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours alkaline; up to 30 hours per NiMH charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Contacts:\u003c\/strong\u003e For use with CHG 3512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e ≥60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Receiver mutes at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Combined ON\/OFF\/volume thumbwheel control; four-position rotary channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red LED ON indicator; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo mini phone jack; accepts 3.5 mm mono or stereo plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm plug; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 2-Bay Body-Pack Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4⅞″ × 3⅞″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 6 VDC, 300 mA, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Output:\u003c\/strong\u003e 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Williams Sound TFP 041 (US); input: 100–240 VAC, 50–60 Hz, 0.5–0.3 A; output: 6 VDC, 1.5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs, one per bay; LEDs are lit while charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542727479633,"sku":null,"price":6767.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_0c8387fb-c5f0-485d-9617-0a918480d167.jpg?v=1786455758"},{"product_id":"williams-av-ir-complete-ir-sy11-d-infrared-system-with-dante","title":"Williams AV IR+ Complete - IR SY11 D Infrared System with Dante","description":"\u003ch4\u003eFully equipped IR+ infrared system for large areas with Dante, 2 emitters, 4 receivers, headphones, and charging equipment.\u003c\/h4\u003e\n\u003cp\u003eIR SY11 D is a complete IR+ solution for larger venues. The system is built around the IR M1 D Modulator\/Control Center with 2-channel Dante input and Wi-Fi audio server. It includes two IR emitters, four 4-channel receivers, headphones, neckloops, charging equipment, and mounting accessories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – Rack-Mount IR+ Infrared Modulator\/Control Center and Wi-Fi Audio Server with 2-channel Dante input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – Wall-Mounted IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × WIR RX22-4N\u003c\/strong\u003e – 4-Channel Infrared Receivers with Lanyards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × CHG 3502\u003c\/strong\u003e – 2-Bay Body-Pack Chargers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × BAT 026-2\u003c\/strong\u003e – Pairs of Rechargeable AA NiMH Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × HED 021\u003c\/strong\u003e – Folding Mono Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – Neckloops for T-coil Hearing Aids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for Dual IR E4 Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BKT 024\u003c\/strong\u003e – Wall-Mount Brackets for Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Sign\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1 D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack with dual-lens IR detector and lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m); allows receiver to be worn around the neck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA alkaline (BAT 001-2) or NiMH (BAT 026-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours alkaline; up to 30 hours per NiMH charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Contacts:\u003c\/strong\u003e For use with CHG 3512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e ≥60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Receiver mutes at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Combined ON\/OFF\/volume thumbwheel control; four-position rotary channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red LED ON indicator; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo mini phone jack; accepts 3.5 mm mono or stereo plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm plug; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 2-Bay Body-Pack Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4⅞″ × 3⅞″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 6 VDC, 300 mA, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Output:\u003c\/strong\u003e 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Williams Sound TFP 041 (US); input: 100–240 VAC, 50–60 Hz, 0.5–0.3 A; output: 6 VDC, 1.5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs, one per bay; LEDs are lit while charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542893285713,"sku":null,"price":7199.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_2ece6ab4-674e-4da0-8554-b87fdccb2b1d.jpg?v=1786456421"},{"product_id":"williams-av-ir-complete-ir-sy12-infrared-system","title":"Williams AV IR+ Secure - IR SY12 Infrared System","description":"\u003ch4\u003eFully equipped IR+ infrared system for large areas with Dante, 2 emitters, 4 receivers, headphones, and charging equipment.\u003c\/h4\u003e\n\u003cp\u003eIR SY11 D is a complete IR+ solution for larger venues. The system is built around the IR M1 D Modulator\/Control Center with 2-channel Dante input and Wi-Fi audio server. It includes two IR emitters, four 4-channel receivers, headphones, neckloops, charging equipment, and mounting accessories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – Rack-Mount IR+ Infrared Modulator\/Control Center and Wi-Fi Audio Server with 2-channel Dante input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – Wall-Mounted IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × WIR RX22-4N\u003c\/strong\u003e – 4-Channel Infrared Receivers with Lanyards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × CHG 3502\u003c\/strong\u003e – 2-Bay Body-Pack Chargers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × BAT 026-2\u003c\/strong\u003e – Pairs of Rechargeable AA NiMH Batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × HED 021\u003c\/strong\u003e – Folding Mono Headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – Neckloops for T-coil Hearing Aids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for Dual IR E4 Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BKT 024\u003c\/strong\u003e – Wall-Mount Brackets for Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Sign\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1 D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack with dual-lens IR detector and lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m); allows receiver to be worn around the neck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA alkaline (BAT 001-2) or NiMH (BAT 026-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours alkaline; up to 30 hours per NiMH charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Contacts:\u003c\/strong\u003e For use with CHG 3512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e ≥60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Receiver mutes at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Combined ON\/OFF\/volume thumbwheel control; four-position rotary channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red LED ON indicator; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo mini phone jack; accepts 3.5 mm mono or stereo plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm plug; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 2-Bay Body-Pack Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4⅞″ × 3⅞″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 6 VDC, 300 mA, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Output:\u003c\/strong\u003e 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Williams Sound TFP 041 (US); input: 100–240 VAC, 50–60 Hz, 0.5–0.3 A; output: 6 VDC, 1.5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs, one per bay; LEDs are lit while charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542934245713,"sku":null,"price":6995.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_b8de14a1-906e-40c6-a3eb-b138118867b7.jpg?v=1786457063"},{"product_id":"williams-av-ir-secure-ir-sy12-d-infrared-system-with-dante","title":"Williams AV IR+ Secure - IR SY12 D Infrared System with Dante","description":"\u003ch4\u003eFully equipped IR+ infrared system for confidential audio transmission with Dante, 2 emitters, and 5 Stethoset receivers.\u003c\/h4\u003e\n\u003cp\u003eIR SY12 D Secure is a complete IR+ solution for environments requiring private audio transmission. The system is built around the IR M1 D Modulator\/Control Center with Wi-Fi audio server and 2-channel Dante input. It includes two IR E4 emitters, five Stethoset receivers, a 5-bay charger, neckloops, and mounting accessories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR+ Infrared Modulator\/Control Center and Wi-Fi Audio Server with 2-channel Dante input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 × IR RX20\u003c\/strong\u003e – 2-Channel Stethoset Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CHG 520\u003c\/strong\u003e – 5-Bay Charger for IR RX20 Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × NKL 001\u003c\/strong\u003e – Neckloops for T-coil Hearing Aids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × MLB 003\u003c\/strong\u003e – Metal Linking Bar for Dual IR E4 Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BKT 024\u003c\/strong\u003e – Mounting Brackets for Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Accessibility Sign\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%, electrical response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level audio, or balanced or unbalanced microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz internal test tone selectable as an audio input source for setup and diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks on front panel for monitoring Ch A and Ch B audio inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (≈1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single CAT5e cable with RJ45 connection from the IR M1 D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 520 5-Bay Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 12″ × 6.25″ × 1.5″ (30.48 × 15.875 × 3.81 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 13.6 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor and Material:\u003c\/strong\u003e Black metal and plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Input:\u003c\/strong\u003e 120 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 043, 100–240 VAC \/ 12 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 5 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Individual red charging LED for each bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year; 90 days on cables and power supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e WEEE, RoHS, CE, FCC, Canada, RCM, VCCI\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR RX20 2-Channel Stethoset Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.6 oz (≈45 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial and Color:\u003c\/strong\u003e IR-transparent polycarbonate, black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e LiPo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 8 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Charger:\u003c\/strong\u003e CHG 520\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 15,000 sq ft (≈1,394 m²) in single-channel mode with IR T2 transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Frequencies:\u003c\/strong\u003e 2.3 MHz or 2.8 MHz; stereo mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 100 Hz–12 kHz, ±3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 60 dB at 10 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Volume thumbwheel; 3-position selection switch (2.3 MHz \/ 2.8 MHz \/ stereo); ON\/OFF power slider\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 120 dB MAX SSPL90 with 2 cc coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Compatible with 2.3 MHz and 2.8 MHz IR transmitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Jack:\u003c\/strong\u003e 3.5 mm stereo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEar Pads:\u003c\/strong\u003e EAR 089\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, RoHS, FCC, Canada, RCM, VCCI, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years; 90 days on battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54542991458641,"sku":null,"price":7429.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_a281f598-3897-4eb9-be5f-1ea245cbf86b.jpg?v=1786457742"},{"product_id":"williams-av-ir-large-area-ir-sy21-d-infrared-system-with-dante","title":"Williams AV IR+ Large-Area - IR SY21 D System with Emitter Array and Dante","description":"\u003ch4\u003eProfessional large-area IR+ infrared system with Dante, 2 emitters, IR A4 emitter array, and 4 Body-Pack receivers.\u003c\/h4\u003e\n\u003cp\u003eLarge-area IR+ system featuring the IR M1 D Modulator\/Control Center with 2-channel Dante input and WaveCAST audio support. Two IR E4 emitters combined with the IR A4 emitter array provide infrared signal coverage, while four Body-Pack receivers provide individual audio reception.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR+ Infrared Modulator\/Control Center with Dante input and WaveCAST support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR A4\u003c\/strong\u003e – Infrared Emitter Array\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × WIR RX22-4N\u003c\/strong\u003e – 4-Channel Body-Pack Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BAT KT6\u003c\/strong\u003e – Dual-Bay Charging Kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × EAR 022\u003c\/strong\u003e – Surround Earphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level or microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks for monitoring Ch A and Ch B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 \/ IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (1,670 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e CAT5e \/ RJ45; +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Expansion:\u003c\/strong\u003e Up to 4 emitters directly from IR M1; up to 16 emitters using IR A4 arrays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR A4 Infrared Emitter Array\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 7.6″ × 6.6″ × 1.1″ (193 × 168 × 28 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.4 lb (1,100 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC, 0.75 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e CAT5e \/ RJ45\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignals\/Power:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Capacity:\u003c\/strong\u003e Up to 4 × IR E4 emitters per IR A4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum System Capacity:\u003c\/strong\u003e Up to 16 × IR E4 emitters with one IR M1 using IR A4 arrays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Cable Length:\u003c\/strong\u003e 328 ft (100 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 1 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlenum Rating:\u003c\/strong\u003e Not rated for direct installation in plenum spaces; a plenum box is required for such installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N 4-Channel Body-Pack Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack, dual-lens detector, lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA alkaline or NiMH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours with alkaline; 30 hours\/charge with NiMH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels \/ Carrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e ≥60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Mutes at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Combined ON\/OFF\/volume thumbwheel and four-position channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red ON LED; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo jack; accepts mono or stereo 3.5 mm plugs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eBAT KT6 2-Bay Charging Kit\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e CHG 3502 2-Bay Charger + 2 × BAT 026-2 NiMH AA rechargeable batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Dimensions:\u003c\/strong\u003e 7″ × 5″ × 2-1\/16″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Weight:\u003c\/strong\u003e 1.3 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4-7\/8″ × 3-7\/8″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharger Input:\u003c\/strong\u003e 6 VDC, 300 mA, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 041; 100–240 VAC, 50–60 Hz input; 6 VDC, 1.5 A output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs – one per charging bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAT KT6 Warranty:\u003c\/strong\u003e 1 year\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54543166144849,"sku":null,"price":7999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_64286c57-ac7c-4ff1-83ba-44967ec4b6e7.jpg?v=1786458510"},{"product_id":"williams-av-ir-large-area-ir-sy22-d-system-with-2-emitters-emitter-array-and-dante-copy","title":"Williams AV IR+ Large-Area - IR SY22 D System with Emitter Array and Dante","description":"\u003ch4\u003eCommercial-grade large-area IR+ infrared system with Dante, WaveCAST support, 4 emitters, emitter array, and 4 Body-Pack receivers.\u003c\/h4\u003e\n\u003cp\u003eIR SY22 D is a large-area IR+ system featuring the IR M1 D Modulator\/Control Center with Dante input and WaveCAST audio support. Four IR E4 emitters combined with the IR A4 emitter array provide extended infrared signal coverage, while four WIR RX22-4N Body-Pack receivers provide individual audio reception.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR+ Infrared Modulator\/Control Center with Dante input and WaveCAST support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × IR E4\u003c\/strong\u003e – IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR A4\u003c\/strong\u003e – Infrared Emitter Array\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × WIR RX22-4N\u003c\/strong\u003e – 4-Channel Body-Pack Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × BAT KT6\u003c\/strong\u003e – Dual-Bay Charging Kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 × EAR 022\u003c\/strong\u003e – Surround Earphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 19″ × 1.75″ × 8.2″ (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input: 36 W, 110–240 VAC, 50–60 Hz; output: +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM wideband, +50 kHz deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable – 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz, +1\/−3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 2%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1, or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; adjustable through web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring, and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4″ TRS inputs for balanced or unbalanced line-level or microphone signals with selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e 2-channel Dante audio input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Available through embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4″ headphone jacks for monitoring Ch A and Ch B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ45 ports for CAT5e cables; provide +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 7.5″ × 1.4″ × 3.6″ (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 \/ IR M1 D via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 sq ft (1,670 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e CAT5e \/ RJ45; +48 VDC power, RS-485 communication, and Baseband signals for IR transmission are provided via a single cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Expansion:\u003c\/strong\u003e Up to 4 emitters directly from IR M1; up to 16 emitters using IR A4 arrays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR A4 Infrared Emitter Array\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 7.6″ × 6.6″ × 1.1″ (193 × 168 × 28 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.4 lb (1,100 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC, 0.75 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e CAT5e \/ RJ45\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignals\/Power:\u003c\/strong\u003e +48 VDC power, RS-485 communication, and Baseband signals for IR transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Capacity:\u003c\/strong\u003e Up to 4 × IR E4 emitters per IR A4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum System Capacity:\u003c\/strong\u003e Up to 16 × IR E4 emitters with one IR M1 using IR A4 arrays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Cable Length:\u003c\/strong\u003e 328 ft (100 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 1 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlenum Rating:\u003c\/strong\u003e Not rated for direct installation in plenum spaces; a plenum box is required for such installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eWIR RX22-4N 4-Channel Body-Pack Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver Style:\u003c\/strong\u003e Body-Pack, dual-lens detector, lanyard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4.1″ × 2.85″ × 1.2″ (104.1 × 72.4 × 30.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.5 oz (127 g) with batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanyard:\u003c\/strong\u003e 3 ft (0.91 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −10 to +50 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 2 × AA alkaline or NiMH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 60 hours with alkaline; 30 hours\/charge with NiMH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Drain:\u003c\/strong\u003e 25 mA nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels \/ Carrier Frequencies:\u003c\/strong\u003e Ch 1 – 2.3 MHz; Ch 2 – 2.8 MHz; Ch 3 – 3.3 MHz; Ch 4 – 3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-Emphasis:\u003c\/strong\u003e 50 μs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Deviation:\u003c\/strong\u003e ±50 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e ≥60 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquelch:\u003c\/strong\u003e Mutes at 28 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 25 Hz–16 kHz, +1\/−3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e Less than 1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Combined ON\/OFF\/volume thumbwheel and four-position channel selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red ON LED; flashes to indicate low battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output:\u003c\/strong\u003e 3.5 mm stereo jack; accepts mono or stereo 3.5 mm plugs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Power:\u003c\/strong\u003e 15 mW max at 32 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 125 dB SSPL90 with HED 021; 110 dB SSPL90 with EAR 013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Better than 1 nW\/cm² for 40 dB S\/N ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Headphones\/Earphones:\u003c\/strong\u003e Mono or stereo, 8–32 Ω, 3.5 mm; HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years on receiver; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eBAT KT6 2-Bay Charging Kit\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e CHG 3502 2-Bay Charger + 2 × BAT 026-2 NiMH AA rechargeable batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Dimensions:\u003c\/strong\u003e 7″ × 5″ × 2-1\/16″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Weight:\u003c\/strong\u003e 1.3 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 3502 Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (L × W × H):\u003c\/strong\u003e 4-7\/8″ × 3-7\/8″ × 2″ (12.4 × 9.8 × 5.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 lb (0.5 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black ABS plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharger Input:\u003c\/strong\u003e 6 VDC, 300 mA, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 100 mA per bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 041; 100–240 VAC, 50–60 Hz input; 6 VDC, 1.5 A output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e 16 hours nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 2 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 2 red LEDs – one per charging bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAT KT6 Warranty:\u003c\/strong\u003e 1 year\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54543400010065,"sku":null,"price":9425.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_8198182d-c050-44d2-a688-bef34da6d79a.jpg?v=1786459695"},{"product_id":"williams-av-ir-large-area-ir-sy23-d-system-with-2-emitters-emitter-array-5-stethoset-receivers-and-dante","title":"Williams AV IR+ Large-Area - IR SY23 D System with Emitter Array and Dante","description":"\u003ch4\u003eCommercial-grade large-area IR+ infrared system with Dante, WaveCAST support, 2 emitters, emitter array, and 5 Stethoset receivers.\u003c\/h4\u003e\n\u003cp\u003eIR SY23 D-01 is a large-area IR+ system featuring the IR M1 D Modulator\/Control Center with Dante input and WaveCAST audio support. Two IR E4 emitters combined with the IR A4 emitter array provide infrared signal coverage, while five IR RX20 Stethoset receivers provide convenient individual audio reception without separate headphones.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eSystem Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR M1 D\u003c\/strong\u003e – IR+ Infrared Modulator\/Control Center with Dante input and WaveCAST support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 × IR E4\u003c\/strong\u003e – IR+ Infrared Emitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IR A4\u003c\/strong\u003e – Infrared Emitter Array\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 × IR RX20\u003c\/strong\u003e – 2-Channel Stethoset Infrared Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × CHG 520\u003c\/strong\u003e – 5-Bay Charger for IR RX20 Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × IDP 008\u003c\/strong\u003e – ADA Wall Plaque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR M1 D – Infrared Modulator \/ Control Center with Dante\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 19\" W × 1.75\" H × 8.2\" D (48.3 × 4.5 × 20.8 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.2 lb (2.4 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount:\u003c\/strong\u003e 1U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e International desktop supply; input 36 W, 110–240 VAC, 50–60 Hz; output +48 VDC, 0.75 A, center-positive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Switch:\u003c\/strong\u003e Rocker switch with LED\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 67 dB (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e FM Wideband, ±50 kHz maximum deviation, 50 μs pre-emphasis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Frequencies:\u003c\/strong\u003e Selectable 2.3\/2.8 MHz or 3.3\/3.8 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 40 Hz–16 kHz (+1\/-3 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Harmonic Distortion:\u003c\/strong\u003e \u0026lt;2%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processor Functions:\u003c\/strong\u003e DSP-based; compression 1:1, 1.5:1 or 2:1; high-pass and low-pass filter frequency control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Carrier Shut-Off:\u003c\/strong\u003e Adjustable timer shuts off carrier when no audio is present; configurable via web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrared Test LED:\u003c\/strong\u003e Dual IR LED for receiver testing, monitoring and audio signal testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2 × combination 3-pin XLR \/ 1\/4\" TRS; balanced or unbalanced Line\/Mic level; selectable phantom power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDante:\u003c\/strong\u003e Integrated Dante input supporting 2 channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Test Tone:\u003c\/strong\u003e 400 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Configuration:\u003c\/strong\u003e Via embedded web interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Outputs:\u003c\/strong\u003e 2 × 1\/4\" front-panel headphone jacks for monitoring Channel A and Channel B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Outputs:\u003c\/strong\u003e 4 × RJ-45 for CAT5e cables; provides +48 VDC power, RS-485 communication and Baseband signals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on modulator; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR E4 – Infrared Emitter\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 7.5\" W × 1.4\" H × 3.6\" D (19.1 × 3.6 × 9.1 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (362 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48 VDC supplied by IR M1 via CAT5e cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 18,000 ft² (1,672 m²) in single-channel mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e +48 VDC power, RS-485 communication and Baseband signals for IR transmission provided via a single CAT5e cable with RJ-45 connection from IR M1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Requirements:\u003c\/strong\u003e 0–50 °C ambient temperature; non-condensing, non-corrosive atmosphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, FCC, RoHS, RCM, WEEE, CB Scheme, ISED, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years on emitter; 90 days on accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR A4 – Infrared Emitter Array\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e IR+ infrared emitter array\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmitter Capacity:\u003c\/strong\u003e Up to 4 × IR E4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Combines multiple IR E4 emitters into a large-area infrared emitter array\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Williams AV IR+ systems and IR E4 emitters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIR RX20 – 2-Channel Stethoset Infrared Receiver\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.6 oz (approx. 45 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial and Color:\u003c\/strong\u003e IR-transparent polycarbonate, black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e LiPo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 8 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Charger:\u003c\/strong\u003e CHG 520\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 32–122 °F (0–50 °C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e Up to 15,000 ft² (1,394 m²) in single-channel mode with IR T2 transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Frequency:\u003c\/strong\u003e 2.3 MHz or 2.8 MHz; stereo mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 100 Hz–12 kHz (±3 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio:\u003c\/strong\u003e 60 dB at 10 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Volume thumbwheel; 3-position selection switch (2.3 MHz \/ 2.8 MHz \/ stereo); power ON\/OFF slider\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Output:\u003c\/strong\u003e 120 dB MAX SSPL90 with 2 cc coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Compatible with 2.3 MHz and 2.8 MHz IR transmitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Jack:\u003c\/strong\u003e 3.5 mm stereo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEar Pads:\u003c\/strong\u003e EAR 089\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, RoHS, FCC, Canada, RCM, VCCI, WEEE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years; 90 days on battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCHG 520 – 5-Bay Charger\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 12\" L × 6.25\" W × 1.5\" H (30.48 × 15.88 × 3.81 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 13.6 oz (approx. 386 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black metal and plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Capacity:\u003c\/strong\u003e 5 × IR RX20 receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e TFP 064\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 100–240 VAC \/ 5 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e Approximately 6 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Individual red LED charging indicator for each bay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e WEEE, RoHS, CE, FCC, Canada, RCM, VCCI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year; 90 days on cables and power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shop7","offers":[{"title":"Default Title","offer_id":54543769895249,"sku":null,"price":8275.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/files\/1_46f021ef-c9f8-418f-af7e-2437c1498e54.jpg?v=1786460345"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/6587\/0673\/collections\/5_15595e5e-406c-4c53-9377-fc36f52622a0.jpg?v=1787578975","url":"https:\/\/shop7.lv\/en\/collections\/infrared-ir-systems.oembed?page=2","provider":"Shop7","version":"1.0","type":"link"}