As fast as usb flash drives are copying files always seems to take a little longer than you39d like the advent of the usb 30 interface puts an end to that you can move files back and forth in a fraction of the time it takes with standard usb 20 flash drives and the proprietary water resistant rubber housing helps keep those files safe of course flash voyager usb 30 is backward compatible with usb 20 even if you haven39t yet upgraded your pc to usb 30 it39s still a great choice for convenie