7.1 Channel USB External Sound Card 3.5mm Adapter Surround Positioning 24-Bit / 96KHz Computer Gaming Sound Card Features: 100% brand new and high quality USB 7.1 channel profeional 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 os Xv10.8, Windows10, Windows8.1, Windows8, Windows7, Windows Vista system. Specification: Material: ABS Color: black Input interface: USB2.0, USB3.0 Output interface: microphone interface, 4PIN headphone jack, headphone jack Frequency: 12Hz-22KHz Rated power: 15mW Maximum power: 30mW Thread length: 1.5m PUBG mode: green Video mode: blue Size: approx. 70x35x16mm/2.76x1.38x0.63in Package Includes: 1 x USB sound card Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!