Williams Sound Digi-Wave 400 Series Tour Guide System for 2 or More Tour Guides to Combine Skills.

CODE: DWS TGS VIP 12 400-01

System Includes:

• 12 × DLT 400 transceivers
• 12 × MIC 144 headset microphones
• 1 × CHG 412 12-bay charger
• 1 × CCS 042 DW system carry case
• 1 × CCS 061 GR grey silicone skin
• 11 × CCS 061 BK black silicone skins

DLT 400

• Dimensions: 4.22"W x 2.60"H x 0.50"D (107.3 mm x 66 mm x 12.6 mm)
• Weight: 3.3 oz (94 g) including battery
• Color: Black/Silver (Front/Back)
• Case Material: Black ABS plastic
• Battery type: Lithium Polymer with smart charge built into transceiver; 1800 mAH
• Battery life: Up to 16 hrs talk time per charge @ 1ch Tx and 1ch Rx
• Power Save: Auto Sleep Mode after 5 minutes if no RF signal from compatible devices (Power can be turned off in Advanced Settings if desired)
• Charge time: 5 hrs. approx.
• System Voltages: OLED 14VDC; RF 5VDC; Logic 3.3 VDC
• Operating frequencies: 2.4 GHz (ISM band); 2402 – 2476 MHz FHSS
• Audio Frequency response (-3dB Level):
  • Interpretation, Tour, Hearing Asst (≤4 mics): 100 – 11,500 Hz
  • Other Modes: 100 – 7,200 Hz
• SNR: 73 dB (A-weighted, default Rx volume with mic input)
• THD: 0.1 % (Default Volume, 1kHz)
• Microphone input: Internal microphone (disabled when MIC jack engaged) and 3.5 mm phone jack (sleeve) with electret microphone bias, adjustable gain with 63dB range.
• Line Input: USB-C, Adjustable level
• Headphone Output: 3.5 mm TRRS headphone jack; 25 mW, R 32 ohms
• Audio Output: Headphone: Max SSPL 90 111.8dB (EAR 013), 116.8dB (EAR 041); Line: USB-C, Adjustable level
• Range: Up to 900 ft (274 m) (depending upon environmental conditions)
• Modulation: FSK
• RF Output: 19 dBm Max
• Security: 87-bit encryption (300 Series Compatible), 87+128 bit Encryption, Encryption PIN, Lock for settings
• Side tone: -6 dB below volume, tone variation (Off, Low and High settings available)
• Indicators: OLED
• LEDs: Red LED around Talk button when enabled; Bi-color, changing green and red LED at top
• Charging Connectors: USB-C; Two contacts for use with CHG 412
• Compatible Receiver: DLR 400 RCH, DLR 400 ALK, DLT 300 with some limitations and DLR 360 with some limitations
• Operating Temperature Range: 14º to 113ºF (-10º to 45ºC)
• Approvals: FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki
• Warranty: 2-years warranty against component failure and manufacturing defects. 1 year on the internal battery. See Full Warranty on the website for details.

EAR 022

• Style: Around-ear speaker
• Plug: 3.5mm mono
• Cord: 39"
• Driver Size: 23 mm
• Nominal Impedance: 32Ω
• Freq. Response: 20 - 20kHz
• Weight: 15g
• Max Power Input: 30 mW
• Sensitivity: 118 dB @ 1kHz