Calltel T400 Mono Ear Noise-Cancelling Headset - USB

Buy Calltel T400 Mono Ear Noise-Cancelling Headset - USB online at Rs. 5990. 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: Acoustic limiting for protection

Adjustable headband

Replaceable soft leatherette ear pad

Microphone: Permanently polarized condenser microphone

Impedance: 1.0KΩ

Work Frequency :120 ~ 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: 30~ 17k Hz

Max Input Power: 20mw

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