Komputerbay 10 in 1 SD/SDHC/MMC USB Reader - Dark Gray Auto-connects to USB port. Operating system software automatically recognizes the device Compatible with the following cards : SD(Secure Digital) SDHC (Secure Digital High Capacity) MMC (MultiMediaCard) MMCplus MMCmobile RS-MMC No USB wire required, simple operation and portability, super slim and pocket size Card reader only . Memory not included Also reads/writes Transflash, MiniSD, MiniSDHC, microSD, microSDHC, microMMC using SD adapter (not included)