Mic Dimensions:¦6.0X5.0mm Sensitivity:-58dB±3dB Impedance:d2.2K© Driver Diameter:¦40.0mm Impedance:32© Fequency Response:20~20kHz Sensitivity:110.0dB±3dB(1KHz) Plug:¦3.5mm Cable Length:Appr.2.0 meters