Universal, compact USB.2.0 card reader. 1 slot for cards. Support: SDHC/SD/MMC/RS-MMC/MiniSD(adapter)/Mini SDHC (adapter)/Micro SD(adapter)/Micro SDHC (adapter). Data transfer up to 480MB/s (USB 2.0). Works with: Windows 98/2000/ME/NT/XP/VISTA/Windows 7/Unix/MAC OS 8.6 or higher. Requires USB 2.0 socket.