The Turtle Beach Call Of Duty Ear Force Headset is fully equipped for battle with programmable audio presets and Dolby Digital 5.1 Surround Sound. This black Call Of Duty : Black Ops II Headset features interchangeable speaker plates and a state-of-the-art control unit. Featuring official Call of Duty: Black Ops II optimized audio presets and an exclusive color scheme and speaker plates, the Ear Force Sierra is the weapon of choice to bury the opposition. The Turtle Beach Call Of Duty Ear Force Headset also has a USB port for programming the DSP via a Windows XP/Vista/7 computer. With an output jack and Xbox 360 chat jack, the Call Of Duty : Black Ops II Headset is your biggest gaming resource. The Turtle Beach Call Of Duty Ear Force Headset comes with a dual-stage digital signal processor for independently controlled chat, game and microphone signals. Turtle Beach TBS-4210-01 Call Of Duty: Black Ops II Ear Force Sierra Limited Edition Headset: * Speakers: 50mm with neodymium magnets * Condenser Microphone Frequency Response: 50Hz-15kHz * Frequency Response: 20Hz-20kHz * Dual-stage digital signal processor for independently controlled chat, game and microphone signals * USB port for programming the DSP via a Windows XP/Vista/7 computer * 300MIPS digital signal processor for Dolby processing * Headset Output Jack: 3.5mm * Xbox 360 Chat Jack: 2.5mm * AUX Input Jack: 3.5mm * Speaker Line Out Jack: 3.5mm * Power: USB (5V at 400mA max)