TRENDnet’s 4-Port USB 3.0 Mini Hub, model TU3-H4E, instantly adds four 5 Gbps SuperSpeed USB 3.0 ports to a computer. No CD installation required-simply plug in flash drives, storage enclosures, and other USB 3.0 devices at speeds ten times faster than a USB 2.0 connection. The TU3-H4E is also compatible with older USB 2.0 and 1.1 ports. Ease of Use Easy Setup No CD installation - just Plug and Play Flexible Connector Attached flexible 14 cm (5 in. ) USB 3.0 cable accommodates most installation scenarios Operating Systems Compatible with Windows, Mac, and Linux operating systems LED Indicator LED indicator confirms USB connectivity USB Powered No bulky power brick-powered by USB port Backwards Compatibility Compatible with USB 2.0 and 1.1 portsPerformance SuperSpeed USB 3.0 5 Gbps USB 3.0 ports Power Provides up to 4.5 Watts total power