Listen Talk Headset 4
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.
Highlights
- 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
Technical specifications:
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
Standards: RoHS
* Specifications subject to change without notice.
Title | Type | Size | Download |
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LA-454-data-sheet.pdf | 210.97KB | Download |