SD/MicroSD/MMC Card Reader/Writer - USB Flash Memory Card Reader Writer 9in1 intelligent design,build in LED display, no External AC Adapter Required Two Media Slots - SD/MMC and Micro SD, Plug and Play, Driver FREE Support Windows XP/Vista/Win7 or Mac OS9.X and Up Support SD/SDHC/SDXC/Ultra II SD/Extreme SD/Extreme III SD/MicroSD/MicroSDHC/MMC/MMC II/RS MMC Card USB 2.0 High Speed Data Transfer Rate