Feature -Compliant with USB(Universal Serial Bus) Rev2.0 -Support high-speed 480Mbps,Full-Speed 12Mbps, -Low Speed 1.5Mbps -Fully compatible with all USB devices -Supports self-powered( 5V 2A) and bus-powered mode System Requirements: -Windows 98SE/ME/2000/XP Mac 8.6 or later -Available USB