USB bus powered, includes optional external power adapter for high-power USB devices Current overload detection and protection on each USB port Universal, multi-platform compatibility, with no additional drivers required Plug-and-Play and Hot-Swap compatible Backward compatible with USB 2.0 and 1.x devices Includes USB 3.0 A to B cable Seven downstream USB 3.0 ports accessible from one side of the hub, with support for up to 5Gbps.