feature: equipped with 3.5 mm audio input and output plug, let you more convenient to the connection of the PC Microphone Mic Dimensions Ø6.0*5.0mm Directivity Omnidirectional Impedance ≤2.2kΩ Sensitivity -38dB±3dB Speaker Driver Diameter Ø40mm Impedance 32Ω Frequency Response 15Hz~25kHz Sensitivity(S.P.L) 98dB±3dB Cords 2.5m Plug 3.5mm