Plug & Play ExpansionQUUGE USB HUB hub expands one USB 3.0 port of your laptop or desktop to four, external keyboard, mouse, printer, hard drive, radiator, hand-painted board and more USB devices. No driver required, hot-plug support. Backward compatible with USB 2.0, USB 1.1. High-Speed Data Transfer The USB extender hub uses the latest 3.0 technology, with MAX 5Gbps high-speed transmission speed, about 10 times faster than USB 2.0. It also passes EMI testing to prevent signal interference and ensure transmission stability, it can also transfer files, music, HD video and more in seconds. Easy to Drive High-Power EquipmentSupport high speed reading two hard drives at the same time without power, which most 4 port usb hub can't do, equipped with micro usb port to power the hub, can drive 18TB hard drives and other high power devices. No data loss, safer transmission. Universal CompatibilityCompatible with all mainstream OS like Windows, Mac OS, Linux.