Offering ground-breaking performance for the professional or enthusiast photographer. Premium grade components and advanced controller technology maximize your digital experience. Featuring UHS-1 interface (Ultra Speed Interface) supporting host device bus speeds up to 104MB/second. Transfer speeds up to 233X (35MB/sec) means less time spent in the studio offloading photos and more time behind the viewfinder capturing fast action sequence burst of 1080P. Class 10 rated for standard HS (high speed) interface equipped host devices. Write protect switch to prevent accidental deletion.