1) USB (Universal Serial Bus) V2.0 2) Truly plug and play and hot swapping capability 3) Fast data / files access and transfer rate up to 480MB/sec 4) Draw power directly from USB port 5) Supports: XD, MINI SD, SD, SD-ULTRA II, SM, MMC1, MMC2, MMC4.0, RE-MMC, HS- MMC, MICRO DRIVE, CF1, CF2, CF-ULTRA II, CF-EXTREME, T-FLASH, MS PRO DUO (MG), MS PRO (MG), MS DUO, MS PRO, MS (MG), HS MS PRO (MG), MS, HS MS PRO DUO (MG), MS PRO ULTRA II