RANZ porthub USB 2.0 4 ports allow 4 devices transfer data at the same time. Instant access to 4 USB 2.0 SuperSpeed ports With LED Indication With fuse to protect all devices Fully compliant: USB 2.0 / 5Gbps Support 1TB hard drive. Easy to use: Plug-and-play, no driver installation required. Portable: Small and light. USB ports quantity: 4 Backward compatible with USB 2.0 Hi-Speed devices (rates up to 480Mbps), and USB 2.0 Full/high Speed devices