Bplus: MP230, SD / SDHC / SDIO Card Reader System Requirements:Desktop PC with PCIe slot. Support:Windows 7 (32-/64-bit) / Vista (32-/64-bit) SP2 or later/ XP (32-/64-bit) SP3 or later Compliant with ExpressCard 1.0 specification Easy add SD card to your Desktop PC PCI-E slot.