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.
Listen Technologies LA-454 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
- Protect hearing with Noise Reduction Rating of 23.7 dB
- LA-454 Headset 4 Over-Ear Headset1
- 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
- InterconnectionsMale 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): 23.2 dB
- Compliance StandardsRoHS
