Brand New Double Sound Card Virtual 7.1

Functional keys: microphone-mute, headset-mute, volume-up, volume-down led indicators: microphone-mute status, activity included xear 30, the virtual 7.1 channel sounds simulation software for windows xp/vista driverless - no driver required for window xp/vista, linux, mac os dimension: 55 x 15 x 62mm (approx.) weight: 20g