With surround sound technology built into these headphones, you know where the shots are coming from. Great for online fps games. No sound card required. Easiest way to upgrade current pc audio to 5.1 and enjoy breathtaking audio from movies, pc games, and music. Package content: oblanc cobra510 (black) 5.1 surround sound gaming headset, warranty pamphlet, oblanc rubber key tag, driver cd. Frequency response (front, surround, center): 20hz-20khz. Frequency response (subwoofer): 20-180hz. Total harmonic distortion (thd): acoustic design: dynamic, closed-back. Subwoofer with extended bass enhancement built-in.independent volume control for each channel. Microphone size: 6.0 x 2.7mmoffers realistic directional audio perception and extended quality sound.extreme comfort and fit leatherette ear cups. Ear pad: leatherette.seamlessly connect to desktop or laptop with usb connectivity.
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