The 2-in-1 flash drive with a reversible USB Type-C and a traditional Type-A connector. Seamlessly move content between your USB Type-C smartphone, tablets and Macs and USB Type-A computers. Mobile device requires USB Type-C port and On-The-Go (OTG) support. Free up space on your USB Type-C smartphone Automatically back up photos with SanDisk Memory Zone app. Download and installation of SanDisk Memory Zone app required. High-performance USB 3. 1 Gen 1 drive with 150MB/s read speeds. Read speeds up to 150MB/s. Write speed lower and vary by capacity. USB Type-C port with USB 3. 1 Gen 1/USB 3. 0 support required. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors.