1: Supports SDHC (UHS-I), SDXC (UHS-I), microSD, microSDHC (UHS-I), and microSDXC (UHS-I)
2: LED card insertion and data transfer activity indicator
3: Supports Windows ME, 2000, NT, XP, Vista, Win7 8 10, Mac O.S
4: Fast data/file access ,transfer rate: up to 5Gbps,Backward compatible with USB 1.1,2.0