1.USB 3.0 4-Port Hub 2.USB 3.0 Superspeed transfer rate of up to 5Gbps 3.Meet CE/ROHS The USB3.0 4 port hub that adds four backwards compatible USB ports to your computer. It supports up to 4 USB devices and complies with SuperSpeed (USB3.0 5Gbps), Hi-Speed (USB2.0 480Mbps), Full-Speed (USB1.1 12Mbps). With USB3.0, USB devices are no longer restricted to the 480Mb/s bandwidth, SuperSpeed 5Gbps ...