Trendnet TU3-H4 is a 4-Port USB 3.0 Hub that allows you to connect up to four USB devices to a single USB port on your computer, expanding your computer's connectivity options. It supports data transfer speeds of up to 5 Gbps, and is backward compatible with USB 2.0 devices. The hub is powered by an included AC adapter, and features a compact and lightweight design that makes it easy to carry with you wherever you go.