Modelmrh 8001 cable lengthcm12 m materialpolycarbonate typeheadband general usecomputer mobile phone cellphone media playertablet functiondj with microphone monitoring hi fi noise cancelling sports gaming fm radio volume control connectorsusb 35mm memory capacitytf card support speaker diameter30mm speaker sensitivitydb101db speaker frequency response20 20000hz max input power50mw driver typemoving coil sound channel21 standby time hours12 h