USB Hub, Haip&reg; 5Gbps Super Speed USB 3.0 4-Port Hub with 5V 2.0A AC Apter Plug and play, easy to install. Reasonable USB interface layout, can support four USB high-speed devices simultaneously USB 3.0, 10x faster than USB 2.0, up to 5Gbps transfer rate. Compatible with USB 2.0 and 1.1 specifications. Support overload voltage and inter-current protection function, can protect the connected equipment and HUB itself effectively when suddenly energized. Ergonomic slant interface design, humanized technology considerations.