Perfect for loud industrial environments where clear communication is essential, the LA-455 headset from Listen Technologies features a built-in boom mic and dual, over-the-ear speakers that reduce external noise.
| Color | Black |
| Cable Length | 99 cm (39 in.) |
| Unit Weight | 454 g (16 oz.) |
| Shipping Weight | 473 g (1.05 lbs.) |
| Connections/s | Male 3.5 mm (TRRS), CTIA complaint |
| Microphone Element | Electret |
| Microphone Polar Pattern | Unidirectional – Noise Cancelling |
| Microphone Impedance | 1.5 kOhms typical |
| Microphone Sensitivity | -45 dBV/Pa @ 1 kHz |
| Microphone Bandwidth | 250 Hz – 4 kHz |
| Microphone Bias | 3 – 5 VDC |
| Headphone Impedance | 32 ohms |
| Headphone Bandwidth | 250 Hz – 4 kHz |
| Noise Reduction Rating (NRR) | 25.5 dB |
| Standards | RoHS |