Specifications Headphone Driver diameter:40mm Impedance: 32ohm Sensitivity: 106±3dB Frequency Response: 20-20000HZ Cable: 1.5m Connectors : 3.5mm Microphone Mic Dimension: 4.0*1.5mm Sensitivity:-42dB±3dB Frequency response£º100-10000HZ Mic Function: 1.play or pause music;