Brand new mini SD and microSD memory card reader compatible with USB 1.1 and 2.0 Highspeed installation - requires only connection to USB PLUG&PLAY support for SD, SDHC, microSD, micro SDHC cards short waiting time for card reading data transfer limited only by card and USB port speed compatibility with systems: Windows 98SE, ME, NT/2000/XP/VISTA/7/8, Linux