Quickly and easily transfer your files between OTG-enabled Android smartphones and tablets1 and PC and Mac computers. Free up space to add more photos, videos, songs, and other stuff. Simply connect the SanDisk Ultra Dual USB Drive 3.0 to the micro-USB port of your Android device and move up to 64 GB** of content to the drive. Quickly transfer files at up to 130MB/s* from drive to computer with the high-speed USB 3.0 connector