This SD card reader/writer is compatible with SD,SDHC,MMC memory cards. SD/SDHC/MMC memory card ... , and it's ready to use. System Requirements For PCs with:IBM compatible Pentium-233 MHz or faster processorsAvailable USB PortsWindows ... ME, 2000, XP, and VISTA and Windows 7Or Macs with:Mac OS 9.x /10.x Available USB PortsSupported Cards:SD specification ...