SIIG's Sync/Charging Hub+Reader for Galaxy Tablets is designed to sync, charge, import images, videos, music and more for a variety of Galaxy Tablets. It allows user to easily switch between data synchronization and battery charging modes. And it features two USB 2.0 ports and a MicroSD card reader to support MicroSD/MicroSDHC/T-Flash/microMMC memory cards for PC & Mac computers. This Sync/Charging Hub+Reader comes with built-in 30-pin dock and USB cables that store inside for ultra-portability and easy connection and charges via computer USB port, AC adapter or car charger.The Sync/Charging Hub+Reader for Galaxy Tablets is compatible with a variety of Galaxy Tablet. It is FCC and CE regulatory approved, RoHS-complaint, and backed by SIIG's limited 1-year warranty.