The SanDisk Ultra Dual Drive m3.0 is compatible with Android smartphones and tablets featuring OTG (On-The-Go) USB support. Quickly free up space on your Android smartphone or tablet so you can take more pictures and videos. The SanDisk Ultra Dual Drive m3.0 lets you move and share files between Android devices and desktop or laptop computers. Sleek, retractable design offers both micro-USB and USB 3.0 connectors. The USB 3.0 connector is high-performance and backward-compatible with USB 2.0 ports. High-speed USB 3.0 lets you transfer a full-length movie to the drive faster than with a standard USB 2.0 drive, up to 150MB/s Available from the Google Play store, the SanDisk Memory Zone app lets you view, access, and back up all the files from your phone\'s memory in one location. It can also automatically move files from your device to your drive to free up space. Key Features - Compatible with OTG-enabled android devices - Free up memory on your smartphone and tablet - Easily move content between computers and android devices - Dual micro-USB and USB 3.0 connectors - High-Speed USB 3.0 for super fast file transfer of up to 150MB/s - Sandisk memory zone App for easily file management Specification Capacity: 128 GB Read Speed: up to 150 MB/s Interface: micro-USB and USB 3.0 connectors Easily free up space or transfer files from your Ultra Dual Drive m3.0 smartphones, tablets and computers. This product is compatible with ALL windows platforms.