Kingston Digital MobileLite G3 Computer Memory Card Readers (FCR MLG3) Compliant - with the USB 3.0 specification, SDA 3.01 standard Versatile - multi-functional USB card reader supports SD/SDHC/SDXC, microSD/SDHC/SDXC and MSPD Backwards compatible with USB 2.0 Portable - easily fits in your pocket Guaranteed - two-year warranty