This high-quality headset features four speakers per earpiece a total of eight speakers and volume controls built into the cable. Through the included Sound Control Unit, the X-Tatic Pro can connect to the optical output of a game console (PS2, PS3, Xbox or Xbox 360), a PC, DVD player or other HiFi device and immediately delivers high-quality sound to listeners. The Sound Control Unit outputs analog Digital 2.0, DolbyR Digital 5.1 and DolbyR Pro LogicR II, and supports a second X-Tatic Pro or Xtatic Digital headset and/or any headset with a standard G9 connection plug. The newly developed microphone features Voice Monitoring (own voice hearable in headset), Detachable microphone with QuickOn connection, and supports PSN and Xbox LIVE chat. The ergonomic construction of the headset includes soft ear pieces and a plush headband, making the headset comfortable to wear even for long sessions. Sharkoon"s X-Tatic Pro Real 5.1 Gaming Headsets promises a high-quality sound that won"t break the bank and will propel gamers into an immersive depth of Dolby Digital environment. Includes detachable in-line volume control cable for easy breakaway and installation.