usb card reader 1.Ultra Slim Design. 2.3 USB 2.0 Hubs. 3.With card reader for M2,T-Flash,SD,MMC card. 4. ... Hot Plug and Play. USB Card ReaderFeatures:Ultra Slim ... connect usb hub in any angle or any position.3 port usb hub.Compatible for M2,MS,T- ... Flash,MMC,SD card.Support:Windows XP/2000/Vista/Size:51×40×40mmWeight:97g usb card reader