Read and write access to 25 types of memory cards ,- SD, SDHC, SDXC (Class 2, 4, 6, 8, 10, U1, U3 / UHS-I, UHS-II) ,- MMC ,- microSD, microSDHC, microSDXC (Class 2, 4, 6, 8, 10, U1, U3 / UHS-1, UHS-2) ,- Compatible with SD and microSD cards ,- USB 3.0: Transfer rates up to 5 Gbit/s, 10 times faster than USB 2.0 ,- Backward compatible with USB 2.0/1.1