SOMIC G909PRO 7.1 Sound Effect Over‎-ear Stereo Bass Gaming Headphone with Mic for PC   Main Features‎:‎ With strong vibration system‎,‎ provides more optimal gaming and video experience‎.‎ Reinforcing virtual 7.1 multi‎-channel technology with more accurate positioning and clear sound‎,‎ makes positioning more accurate and voice clearer‎.‎ Using sound compensation technology‎,‎ enhancing FPS game sound‎,‎ very easy to identify‎.‎ Full function controller‎,‎ much better gaming control experience for you‎.‎ Big size earmuffs with perfect noise reduction function bring less interference and more comfort‎.‎ Lightweight and self‎-adjusting headband design‎,‎ comfortable for long time wearing‎.‎   Brand‎:‎ Somic Model‎:‎ G909PRO Color‎:‎ Black Wearing type‎:‎ Headband Function‎:‎ Microphone‎,‎Noise Cancelling‎,‎Vibration‎,‎Voice control Headset type‎:‎ Dynamic Connectivity ‎:‎ Wired Application‎:‎ Computer‎,‎Portable Media Player Plug Type‎:‎ USB Cable Length ‎(‎m‎)‎‎:‎ 2.2m Driver unit‎:‎ 40mm Sound channel‎:‎ Two‎-channel ‎(‎stereo‎)‎ Frequency response‎:‎ 20‎-20000Hz Impedance‎:‎ 32ohms±15 percent Sensitivity‎:‎ 106db Microphone impedance ‎:‎ Less than 2.2kohms Microphone dimension‎:‎ Diameter 9.7 x 4.5mm Micphone Sensitivity‎:‎ ‎-41dB   Package weight‎:‎ 0.752 kg Package size ‎(‎L x W x H‎)‎‎:‎ 26.50 x 23.00 x 11.00 cm / 10.43 x 9.06 x 4.33 inches Package Contents‎:‎ 1 x SOMIC G909PRO Gaming Headphone