E-BEST&reg; High-Speed USB 2.0 4 Ports HUB, Backward Compatible with USB1.1/1.0 for PC, Laptops and Tablets-White Enjoy data transfer rates of up to 480Mbps and spend less time! Backward compatible with USB 1.0 / 1.1. Plug and play that you can add 4 USB 2.0 Super Speed ports to your PC, laptops and tablets easily! Multiple interface can help you to eliminate the trouble of switching among devices! Saving space, safe and more convenience!