The Ear Force HPA2 5.1 channel Surround Sound PC Headphones combine the comfort and isolation of professional- grade gaming headset with the full-impact and positional accuracy of true multi-speaker surround-sound. A combination of 6 speakers plus dual sub-woofers, powered by a multi-channel amplifier with bass enhancement, lets you hear critical game sound cues all around you while blocking out distractions. A removable microphone also lets you communicate with other players as you hear every nuance of the game. Also makes DVD movies sound amazing on your PC! If you’re serious about your PC gaming, then get serious about the sound. Move up to the Ear Force HPA2 and become a better player while experiencing your games as they were meant to be heard.