... Full-Speed (12Mbps) Specification Compliant USB Sound Adapter 7.1 ChannelComplaint with USB 2.0 Full-Speed (12Mbps) ... bus-powered Mode, no external Power required Connectors: USB Type-A, Stereo output jack, Mono Microphone- ... ActivityInclude Xear 3D, the virtual 7.1 channe Sound simulation software for winds XP/VistaDriverless-NO driver ... /XP/Server2003/Vista, linux, MacOs.... USB 2.0 Channel Sound Card