Listen Technologies LA-454 Headset 4 (Over Ears Dual with Boom Mic), Black; 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; Electret Microphone Element; Unidirectional – Noise Cancelling Microphone Polar Pattern (LISTENTECHNOLOGIESLA454 LA454 LA 454)

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Electronics > Audio > Headset Microphones > Listen Technologies LA-454 Headset 4 (Over Ears Dual with Boom Mic), Black; 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; Electret Microphone Element; Unidirectional – Noise Cancelling Microphone Polar Pattern (LISTENTECHNOLOGIESLA454 LA454 LA 454)

Listen Technologies LA-454 Headset 4 (Over Ears Dual with Boom Mic), Black; 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; Electret Microphone Element; Unidirectional – Noise Cancelling Microphone Polar Pattern (LISTENTECHNOLOGIESLA454 LA454 LA 454)

SKU: LISTENTECHLA454

Brand: Listen Technologies

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Listen Technologies LA-454 Headset 4 (Over Ears Dual with Boom Mic), Black; 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; Electret Microphone Element; Unidirectional – Noise Cancelling Microphone Polar Pattern; 1.2 kOhms Microphone Impedance; -45 dBV/Pa @ 1 kHz Microphone Sensitivity; 20Hz – 6kHz Microphone Bandwidth; 3 – 5 VDC Microphone Bias; 250 Ohms Headphone Impedance; 80Hz – 15kHz Headphone Bandwidth; 23.7 dB Noise Reduction Rating

General Information
Manufacturer	Listen Technologies
Manufacturer Part Number	LA-454
Product Name	Headset 4 (Over Ears Dual with Boom Mic), Black
UPC Code
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
Specifications
Physical
Color	Black
Cable Length	104 cm (41 in.)
Weight	404 g (14.3 oz.)
Shipping Weight	420 g (14.8 oz.) with 454 g (1.0 lbs.) minimum
Interconnections
Connections	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

A-20191221-1821-130-E

*This item is BRAND NEW - not refurbished. It comes with all manufacturer supplied accessories, and full manufacturer's USA warranty.

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