Headset with Mic
*Loudhailer diameter:40mm
*Frequency range:20~20000Hz
*Sensitivity:110dB
*Impedance:32 Ohm
*Cable length:Approx.2.5m(Volume Control)
*Maximum power input:100mW
*pulg(mm):3.5 Stereo

MICROPHONE
*Type:Electret Condenser Microphone
*Polar pattern:Omni-directional
*Impedance:Low
*Sensitivity:-58dB(+/-3dB)
*Operating Voltage:3V
*Frequency Response:30-16000Hz