All in one card reader Product Features Compatible with usb specification version 2.0 USB 2.0 multi in one card reader Support SD ,MMC, RS-MMC, MINI SD ,T-FLASH,MS/MS PRO, MS DUO/MS PRO DUO,M2USB 2.0 interfacePlug and playNo external power requiredSupport windows 98/98 SE/ME/2000/XP/VISTA/MAC 9.X and later version USB 2.0 multi in one card reader