*Specifications:
*Speaker unit Φ40mm
*Speaker Impedance 32Ω
*Speaker Sensitivity 108dB
*Speaker Frequencey 20Hz-20KHz
*Rated power 3mw
*Power capability 30w
*Mic unit 6*5mm
*Mic Directivity omnidirectiomal
*Mic Impedancemaximum: 1KΩ
*Mic Cord length 1.8m±0.15m
*Plug type 3.5mm*2 Stereo