Unleash the full potential of high speed memory cards with the rdf8 usb 30 card reader the rdf8 offers blazing fast transfers with usb 30 interface making it perfect for professional photographers to effortlessly copy a large number of images the rdf8 provides a total of four slots one cf one sdhcsdxc one m2microsd and one ms proxcms duo backwards compatible with usb 20 the rdf8 is the ideal companion for your present and future data management needs supported cards sdhc uhs