... Full-Speed (12Mbps), USB audio device compliant USB Bus powered, no external power needed Description:1)USB 2.0 Full-Speed ... (12Mbps), USB audio device compliant 2)USB Bus powered, no external power needed 3)Connectors: USB Type-A, Stereo output ... virtual 7.1 channel sound simulation software for Windows XP/Vista 7)Driver not required for Windows 98SE/ME/2000/XP/ Vista,Linux, MacOS 8 ...