Portable 4 Port USB Hub 3.0

4 Ports USB 3.0 Hubs for Laptop PC Computer Features:  1. Plug and play, easy to install.2. Reasonable USB interface layout, can support four USB high-speed devices simultaneously3. USB 3.0, 10x faster than USB 2.0, up to 5Gbps transfer rate. Compatible with USB 2.0 and 1.1 specifications.4. Support overload voltage and inter-current protection function, can protect the connected equipment and HUB itself effectively when suddenly energized.6. Stable performance, durable and reliable.