Mad Catz CD79051100A1/04/1 Call of Duty: Black Ops Dolby Digital True 5.1 ProGaming Headset for PC - Powered by TRITTON True 5.1 3D Directional Audio with no Emulation 8 Precision speakers with adjustable volume for front, rear, center, and subwoofer channels Limited Edition Black Ops Ruggedized Hard Case, braided cables and gold-plated connectors Connects directly to your 5.1 sound card  no driver required Detachable Flexible Microphone with Mute