Easily transfer files between smartphones; tablets and computers Free up space on your Android smartphone with 16 GB; 32 GB; 64 GB or 128 GB of instant storage for USB Type-C devices Retractable design with a reversible USB Type-C connector and a traditional USB connector High-speed USB 31 performance of up to 150 MB/s SanDisk Memory Zone app for Android (available on Google Play) lets you easily manage and back up content on your smartphone and tablet