Designed primarily for gaming, the GSX 1000 audio amplifier features a Sennheiser Binaural Rendering Engine. The groundbreaking 7.1 Virtual Surround Algorithm was developed with the needs of professional gamers in mind. Experience surround sound on a new level. The intuitive LED touch panel and aluminum volume ring allow for rapid fingertip control of your sound, so theres no need to tab out of the game to tweak your settings. It works with PC and Mac.