Blue nmediapc external usb 2.0 All-in-1 card reader, read/write any files from pc or mac. Model: ze-c28. Features: hot - swappable supported , compliant to usb 2.0. Treat each memory card as removable drive. Directly transfer files between different memory types. Read/write any files from pc or mac. Self-powered - no external power supply required. Support win 98/2000/xp, mac os v9.2 Or higher. No driver installation required for windows me and windows xp. Specifications: reader and writer support: cf 1/cf 2/extreme cf/extreme iii cf/ultra ii cf/hs cf/xs cf/cf pro/cf elite pro/cf pro ii. Md/hitachi md/magic stor. Ms/ms pro/ms magicgate/ms magicgate pro/extreme ms pro/extreme iii ms pro/ultra ii ms pro/hs ms magicgate pro/hs ms pro/ms select. Sd/extreme sd/extreme iii sd/ultra ii sd/sd pro/sd elite pro/hs sd/ultra speed sd/sd-ultra-x/hs mini sd. Mmc 1/mmc 2/mmc 4.0. Sm/sm rom/xd. Icon beside the card slots, easy to distinguish. Led working indicator light. Need adaptor: ms duo/ms magic gate pro duo/ms magic gate duo/ms pro duo/rs mmc/hs ms pro duo/ms rom/hs ms magic gate pro duo/hs rs mmc/dv-rs mmc/rs mmc 4.0/T-flash/mini sd.