Multiport USB Expansion Hub: This USB 3.0 hub splitter can help expand to 4 ports USB on your computer or Windows tablet, including hard drives, USB hubs, mice, keyboards, flash drives, printers and more Super-speed data sync : USB Data Center supports transfer speeds up to 5Gbps (USB 3.0), backward compatible with USB 2.0 and USB 1.1, transfer HD movies in seconds. A built-in USB extension cable gives you easy access to out-of-the-way ports Supports BC 1.2 charging: Some power-hungry devices, such as external hard drives, are optional with an additional micro-USB power port. Support BC 1.2 charging, can provide up to 5V or 1.5A current supply. (Not Included: Micro USB Cable and USB Power Supply) Compatibility: Compatible with Windows 10 or 8 or 8.1 or 7 or Vista or XP and Mac OS, Linux and Chrome OS. No installation required plug and play, hot-swappable Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store