QuantumZERO QZ-HB02 USB 3.0 4-Port Bus-Powered Hub with 1m built-in cable [VIA VL813 Chipset] Instant access to 4 USB 3.0 SuperSpeed ports Enhances reach with 1m builtin USB 3.0 cable. Sleek, lightweight design saves space. Blue LED light indicates operation VIA VL813 chipset with latest firmware for best performance and widest compatibility. Data transfer rate up to 5 Gbps. Backward compatible with USB 2.0, USB 1.1 at their native-speeds. You get: QuantumZERO USB 3.0 4-Port Bus Powered Hub with 1m built-in USB 3.0 cable, Welcome Guide, 1.5 Years QuantumZERO warranty and lifetime customer support. Instant access to 4 USB 3.0 SuperSpeed ports. Enhances reach with 1m builtin USB 3.0 cable. Sleek, lightweight design saves space. VIA VL813 chipset with latest firmware for best performance and widest compatibility. Data transfer rate up to 5 Gbps (640MBps) (actual rates depend on device and computer USB host controller). Backward compatible with USB 2.0 Hi-Speed devices (rates up to 480Mbps), and USB 1.1 Full/Low Speed devices (rates 12/1.5 Mbps). USB over-current protection up to 900 mA per port (limited to maximum USB bus power available from host computer). Blue LED light indicates operation. Bus powered, plug and play (individual devices / USB 3.0 host controller may require drivers), supports hot swap.