High speed class 10 performance leverages uhs i technology uhs speed class 3 u3 for 32gb 512gb capacities for a read transfer speed up to 633x 95mbs capture high quality images and extended lengths of stunning 1080p full hd 3d and 4k video with a dslr camera hd camcorder or 3d camera enjoy shooting longer without changing cards large capacity options up to 512gb high speed file transfer from card to computer to dramatically accelerate workflow includes downloadable image rescue softw