2.0 all in 1 card reader Support SD/MMC/RS-MMC/SDHC/MS/Micro SD CE&ROHS Uitra high speed-read:4.3 Mbps,Write:1.3M CARD READERSpecification:USB version 2.0Plug-and-play and high-speed data transferUSB bus-powered and no power adapter is requiredOperating systems: Windows 98, SE, ME, 2000, XP, Linux 2.4X and Mac OS 9.XRead and write:  SM, SD, MMC, MMC4.0, Mini SD, RS-MMC, RS-MMC 4.0, MMC II, MS, MS-Pro, MS-Pro DUO, MS-DUO, MS-MG, MS DUO MG, MS-ROM, Micro SD and MicroDrive card

  

Card reader/USB Card reader/rfid credit card reader