China Professional Binaural Call Center Headset with Rj 11 Connector, Find details and Price about China Telephone Headset, Call Center Headset from Professional Binaural Call Center Headset with Rj 11 Connector
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) |