MOKFON MKF-T2 USB2.0 Audio Sound Card Adapter is a very convenient audio interface for laptop or desktop systems. plug and play! No driver, USB bus-powered, no external power required, USB 2.0 Hi-Speed specification,3D stereo USB audio adapter. Backward compatible with USB 1.0. compatible with all mainstream operating systems. Just plug the sound adapter into the USB port of the computer, and then plug the headphones or speakers and microphone into the adapter.