CP0180R Features Adjustable headset with microphone Left and right sound channel Comfortable ear pads design Clear sound quality General Specs Sound Excellent stereo sound Earphone Type Wired headset Sensitivity 105 db Impedance  32 ohms Frequency Response 20Hz-20KHz Connector 3.5 mm audio jack Cable Length 1.2 m Compatibility MP3 player, MP4 player, tablet PC Package Details Weight: 133.75 g Size: 18.5*14.00*5.00 cm Package Includes * Headset