Driver Unit:  50mm
Impedance:  16Ω±15%
Sensitivity:  114±3dB
Frequency:  20-20000Hz
Mic dimension:  6.0 * 2.7mm
Mic sensitivity:   -36 ± 1dB
Mic impedance:  2.2kΩ
Directivity:  Omni-directional
LED working voltage:  DC5V ± 5%
Working current:  Below 100mA
Headset interface:  USB +1X3.5mm Jack/2X3.5mm splitter cable