Overview
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.
Features
- Increased noise isolation thanks to a dual, over-the-ear design
- Built-in boom mic for added convenience
- Ideal for hands-free communications in high-noise environments
Specs
Physical
|
| 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 |
|
Interconnections
|
| Connection/s |
Male 3.5 mm (TRRS), CTIA complaint |
|
Audio
|
| 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) |
23.7 dB |
|
Compliance
|
|
|
