NEW USB 2.0 3D Virtual 7.1 Channel Sound Card Adapter Audio Cable For PC WindowsFeature: 100% new and high quality.Quantity: 1 Compatibility: This Sound Card Adapter Audio Cable can support earphones, headphones, microphone, and gaming headsets, etc.It turns your stereo speaker or earphones into 7.1 channel environment. International Standard USB Connector, Replace the Traditional Sound Card: No drivers required, just plug and play for instant audio playback, Also compatible with all major operation systems (Windows 98SE/ME/2000/XP/Server 2003/Vista/Windows7,Linux,APPLE os...)Sound Card Adapter Audio Cable Structure: Interfaces includes USBheadphone/earphone jack, phone gaming headphone jack and microphone input jack. Functional keys includes microphone-mute, speaker-mute and volume-up/down roller. Also with LED indicators, easy to use. 16 kinds of rhythmic pattern, 23 kinds of environment mode. Multi-channel technology, bring you much more vivid shock sound effect. Headset mode and speaker mode can be freely switched. Analog speakers also can be freely adjusted. Enhance gaming sound, offer you the best sound effect! Specifications:USB Sound Card Cable length: Approx. 16cm / 6.3inUSB Sound Card Cable weight: 28g Package Content: 1X USB Sound Card Cable 1X English User Manual