Mic Dimensions:¦µ6.0X5.0mm Sensitivity:-58dB¡À3dBImpedance:¡Ü2.2K¦¸ Driver Diameter:¦µ40.0mm Impedance:32¦¸ Fequency Response:20~20kHzSensitivity:110.0dB¡À3dB(1KHz) Plug:¦µ3.5mm Cable Length:Appr.2.0 meters