The Maxell USB HUB has an all-in-one memory card reader with 2 USB ports. It has a multiple card reader that supports XD, SD, SDHC, Compact Flash, CF+, MINI SD, Mini SDHC, Micro SD, Micro SDHC, MMC, RS MMC, MMC Plus, MMC Mobile, MS PRO, MS Duo, MS Pro Duo and MS Micro. Store up to 9 cards. The store away USB cord makes the USB HUB even more compact. Compatible with Windows 7, Vista, XP, 2000, ME and Mac OS 9.2 and above.