Headphone, Stereo Headphone, DJ headphone,mp3 earphone,multi-function earphone. Headphone, Stereo Headphone,DJ headphone,mp3 earphone,multi-function earphone.Hot selling Headphone: For computer ... Specifications:Frequency Response: 20~22,000HzImpedance: - Headphone: 32 Ohms- Mic: 1.5K OhmsSensitivity(S.P ... .L): - Headphone: 105dB±2dB(at 1KHz)- Mic: -58dB±2dBMaximum ...