Listen Technologies’ LA-454 headset features a boom mic for hands-free communication, and incorporates dual over-ear speaker design to offer improved noise isolation and increased clarity in high-noise environments.
| Color | Black |
| Cable Length | 104 cm (41 in.) |
| Unit Weight | 404 g (14.3 oz.) |
| Shipping Weight | 420 g (14.8 oz.) with 454 g (1.0 lbs.) minimum |
| Connections/s | Male 3.5 mm (TRRS), CTIA complaint |
| Microphone Element | Electret |
| Microphone Polar Pattern | Unidirectional – Noise Cancelling |
| Microphone Impedance | 1.2 kOhms typical |
| Microphone Sensitivity | -45 dBV/Pa @ 1 kHz |
| Microphone Bandwidth | 120 Hz – 6 kHz |
| Microphone Bias | 3 – 5 VDC |
| Headphone Impedance | 250 Ohms |
| Headphone Bandwidth | 80 Hz – 15 kHz |
| Noise Reduction Rating (NRR) | 23.2 dB |
| Standards | RoHS |
