Nominal Specifications
| Throat Diameter | 50.8 mm (2 in) |
| Overall Diameter | 144 mm (5.67 in) |
| 90° Mounting Holes Diameter (4xM6) | 102 mm (4.02 in) |
| Depth | 77 mm (3.03 in) |
| Net Weight | 1.65 kg (3.6 lb) |
| Shipping Box (Single carton box) |
185 x 170 x 122 mm (7.3 x 6.7 x 4.8 in) |
| Shipping Weight | 1.9 kg (4.2 lb) |
Technical Parameters
| Nominal Impedance | 8 Ohm |
| Minimum Impedance | 7 Ohm |
| AES Power Handling (1) | 40 W |
| Maximum Power Handling (2) | 80 W |
| Minimum Crossover Frequency (3) | 0.45 kHz |
| Sensitivity (1W/1m) (4) | 108 dB |
| Frequency Range | 0.45÷9 kHz |
| Voice Coil Diameter | 37 mm (1.46 in) |
| Winding Material | Al |
| Former Material | Kapton |
| Diaphragm Material | Paper |
| Diaphragm Shape | Double Edge Cone |
| Winding Depth | 2.6 mm (0.10 in) |
| Magnetic Gap Depth | 3.6 mm (0.14 in) |
| Flux Density | 2.1 T |
| Magnet | Neodymium Ring |
| Re | 5.5 Ohm |
| Phase Plug Design | Annular |
| Exit Angle (5) | Combined Exit |
| NET Air Volume filled by HF Driver | 1.25 dm^3 (0.044 ft^3) |