Features: New And High Quality.Usb 7.1 Channel Professional External Sound Card Set. It Is A Highly Flexible Interface That Can Be Used With Desktop Or Laptop Systems. Combined With 3d Sound Simulation Software, Turn Your Stereo Speaker Or Headphones Into 7.1 Channel Environment. No Driver Required. Just Plug And Play For Instant Audio. Support for Os Xv10.8, Windows10, Windows8.1, Windows8, Windows7, Windows Vista System. Specification: Input Interface: Usb2.0, Usb3.0 Output Interface: Microphone Interface, Headphone Jack Frequency: 12hz-22khz Rated Power: 15mw Maximum Power: 30mw Thread Length: 1.5m Pubg Mode: Green Video Mode: Blue Material: plastic colour: Black Package Contents: 1 x External USB Sound Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.