EXTREME PRO SD CARD USB-C READER GET THE SD CARD READER THAT’S MADE FOR USB-C COMPUTERS A super-fast SD card reader with a USB-C connector, the SanDisk Extreme PRO® SD UHS-II Card USB-C Reader/Writer works with UHS-II cards and is backwards-compatible with other SD cards.3 It features a flexible design that won’t block your other ports and delivers simple plug-and-play functionality.