USB 30 card reader for reading & writing to SD & micro SD memory cards Allows fast data transfer between the card & the PC when used with a UHS-I capable SDmicro SD card Allows direct data exchange between memory cards High-quality & robust metal casing LED function indicator gives information about the connection status Supports USB (Universal Serial Bus) 30 Super Speed 5 Gbps Downward compatible with USB (Universal Serial Bus) 20 (480 Mbits) & USB (Universal Serial Bus) 11 (12 Mbits) Memory cards SDSDHCSDXCmicro S Dmicro SDHCmicro SDXCSystem Requirements Operating system Windows 1087 Vista XP or Mac OS 9x or later