Easy Expansion: vantisan 4-port USB 3.0 HUB instantly expands your computer with 4 additional USB 3.0 port and widely compatible with keyboard, mouse, flash drive, card reader, printer and more USB peripherals 5Gbps High-Speed: USB 3.0 ports can sync data at blazing speeds up to 5Gbps, and its 10 times faster than USB 2.0 ports, fast enough to transfer HD movies in seconds, backward compatible with USB 2.0, 1.1