Standards: USB 1.0, USB 1.1, USB 2.0 Ports: Standard-A Male, Standard-A Female Data Transfer Rate: 480 Mbps Power: Bus Powered System Requirements: All USB Supported Operating Systems Extends and boosts the signal to any USB device - supports data transfer speeds up to 48 Mbps Built-in repeater helps maintain HiSpeed USB signal quality, electrical and timing specifications Overcomes the 5 m (16 ft.) USB distance limitation - ideal for connecting enclosures and other peripherals Daisy chain up to three extensions for a total distance of 3 m (99 ft.) Plug and Play; Windows and Mac compatible - bus powered requires no external power supply