Engineered to deliver super fast data transfer speeds the rdf5 usb 30 card reader features a superspeed usb 30 interface and support for next generation ultra high speed sdhcsdxc and microsdhcsdxc cards capable of being plugged directly into the usb port on any desktop or notebook computer the ultra compact rdf5 offers effortless file sharing in any situation superspeed usb 30 interface also compatible with usb 20 supports sdhc uhs i sdxc uhs i microsdhc uhs i microsdxc uhs i cards tra