Listen Technologies LA-454 Headset 4 (Over ears dual with boom mic)

General Description

The Listen Technologies LA-454 headset incorporates over the ear dual-muff headphones for improved noise isolation and a boom mic, for hands-free communication in high-noise environments.

For more information on the ListenTALK system please click here.

Features

Increased noise isolation due to dual over-ear design
Built-in boom mic
Ideal for hands-free communications in high-noise environments

Delivery Includes

1 LA-454 Dual over-ear speakers with boom microphone

Technical Data

Physical
Colour: Black
Cable Length: 104 cm
Unit Weight: 404 g
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
Headphone Acoustic Noise Reduction: 14 dB typical
Compliance
Standards: RoHS