LinkS USB 2.0 Hub 4 Ports with OTG Function Compatible for PC, Cell Phones, EReaders, Tablets 1.Best for your PC and smartphone/ Tab, USB 2.0 hub 4 ports+ OTG 2.USB 2.0 hub 4 Ports--Connect USB A male to your PC/ Laptop, and flash drive, card readers etc to this hub 3.USB OTG Hub 4 Ports --connect micro USB to your OTG mobiles/Tab. Now control your OTG devices by mouse, keyboard, share data in your flash drive 4. Compatible with USB2.0 Specification, Supports High-Speed data transfer rates up to 480Mbps, Backward compatible with all Full-Speed USB1.1 devices and hosts, Plug and play, hot swappable, 5.60cm USB cable, tailored for Smartphone/Laptop/ Ultrabook/ MACBOOK/ Tablet and PC, Compatible with all Windows/Mac/Linux systems