D-Link DUB-1340 4-Port SuperSpeed USB 3.0 Hub: * Add 4 USB 3.0 ports to your PC * Backward compatible to USB 2.0 and USB 1.1 * Transfer rates of up to 5Gbps * Up to 900mA of power per port with included power adapter * Connect up to 127 USB devices by cascading multiple hubs * Plug and play, hot-swap compliant