Monoprice 7.1 Dolby Digital Amplified Gaming Headset for Xbox 360, PS3 and PC - (109771) Designed for Xbox 360, PlayStation 3, and PC gaming Compatible with Wii, iPod, iPhone, and other mobile devices Includes two detachable boom microphones - one for gaming and the other for hands-free phone use Compatible with Xbox Live Communication function Includes both analog stereo and optical digital Toslink 7.1 channel inputs Approved by Dolby for Dolby Digital 5.1, Pro Logic IIx, and Dolby Headphone Amplified audio output for Xbox 360 and PS3, and optionally for PC operation