Noise-Cancelling Headphone Rj11 Rj9 Call Center Telephone Headset

SPECIFICATION

1) Driver unit: 30mm mylar speaker

2) Frequency: 20-20KHz

3) Impedance: 150 ohms / 2.2Kohms

4) Sensitivity (at 1KHz): 105dB (+/-5dB)

5) Resonance frequency (Fo): 300Hz

6) Freqency response: Fo-6KHz

7) Max input power: 10mW

8) Mic sensitivity: -58dB or -40dB

9) Plug: 2.5mm stereo (or RJ 9 Jack / USB plug)

OUR ADVANTAGE

1) Provide tailor-made products to meet different customers' needs

2) Strict quality control system. 100% inspection before delivery

3) Compatitively price with fast delivery

4) Customized logo or package is accepted

5) Payment by T/T , L/C or Western Union is accepted

6) Provide free sample for quality testing