Type: earphone Headset type: headset wearing mode: headset output audio source: general Plug diameter: 3.5mm/6.3mm Microphone or not: sound principle: moving coil frequency response range: 20-20k (Hz) Impedance: 32 () sensitivity: 110 (dB) wire length: 3 (m) Loudspeaker diameter: 50 (mm) The packing accessories The headset * 1 Receive bag * 1 User manual *1 3.5mm audio line *1 6.5mm to 3.5mm audio line *1