Material: Aluminium
Best selling model on Alibaba.com in China.
Driver Unit: Φ8mm
Impedance: 16ohm±15%
Sensitivity: 102dB±3dB
Frequency Response: 20-20,000Hz
Maxium Power Input: 10mw
Work voltage: 4.5V
Mic Impedance: 2.2 KΩ
Mic Sensitivity: -42dB±2dB
Mic Frequency: 30-16,000Hz
Cable Length: 1.2m