Calltel H650NC Mono Ear Noise Cancelling Headset - USB

Buy Calltel H650NC Mono Ear Noise Cancelling Headset - USB online at Rs. 8590. Buy complete range of Headphones with Mic on Vmart.pk, We Offer home delivery all over Pakistan.

Noise-cancelling microphone

The cable is durable, can bear 20KG pull, rotate more than 60000 times,345°

Acoustic Shock Protection*Adjustable headband

Replaceable soft leatherette earpad

Quick disconnecting (QD) connector, protecting the headset and Phone/PC

Plug ‘n’ Play

Volume & Mute control

Optimized for Microsoft Lync, skype, office 365, United Communication (Cisco & Avaya)

Microphone: Permanently polarized condenser microphone

Impedance: 1.0KΩ

Work Frequency :70 ~ 10k Hz

Sensitivity: -40dB ± 2dB (f = 1KHz, 0dB)(RL = 2.2K Vs = 3.0V)

Current consumption@ 2.2V (μA): < 300

Current consumption: 800μA

:

Impedance: 300Ω ± 10Ω

Output sound pressure: 105dB ± 5dB

Work Frequency: 20~ 20k Hz

Max Input Power: 20mw

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