Fully compliant with Universal Serial Bus 3.0 Specification. Backwards Compatible with USB 2.0 and 1.1 devices. USB 3.0 transfer rates maximum up to 5.0Gbps(Full-speed 12Mbps/High-speed 480Mbps/Super-speed 5.0Gbps). 4 ports with current overload detection and protection function. No device driver required for hub installation, plug ‘n’ play. Hot-swapping feature allows you to connect/ disconnect devices without powering down the system. Connect up to 127 USB devices by cascading multiple hubs. External power socket provided for insufficient power situation (Optional). CLiPtec RZH333 USB 3.0 4 Port Hub ‘Volcano’ is offering 4 external ports for USB 3.0 and backwards compatible with both USB 1.1 and 2.0 specifications. USB 3.0 is the next generation technology with (Super Speed), where speeds reach up to 10x faster than High-Speed USB (USB2.0), it delivers ultra-fast USB 3.0 data transfer rates of up to 5Gbps. Additional features include over-current protection to protect both connected devices and the hub itself from unforeseen power surges and Hot-swapping feature allows you to connect/disconnect devices without powering down the system. Fully compliant with Universal Serial Bus 3.0 Specification. Backwards Compatible with USB 2.0 and 1.1 devices. USB 3.0 transfer rates maximum up to 5.0Gbps(Full-speed 12Mbps/High-speed 480Mbps/Super-speed 5.0Gbps). 4 ports with current overload detection and protection function. No device driver required for hub installation, plug ‘n’ play. Hot-swapping feature allows you to connect/ disconnect devices without powering down the system. Connect up to 127 USB devices by cascading multiple hubs. External power socket provided for insufficient power situation (Optional). Brand CLIPTEC SKU 100234783_NP-1020490861