Storage wise Sharing large files between mobile devices is easier than using online cloud services, and there’s no need for a cable to transfer data between the device and a PC. The USB OTG standard allows mobile devices to connect directly to supported USB devices. Store High-Resolution With smartphones and tablets recording 4k video and taking higher resolution photos, space on these devices gets used up faster than ever. DTDUO3G2 Flash drives let users move files, photos, videos and more – without plugging into a PC – to offload or back up content. Easy to take anywhere DT microDuo Flash drives are small, lightweight and easy to take anywhere, plus their sleek design complements any mobile device. The included cap protects the microUSB connector from damage. Plug and Play DataTraveler microDuo Flash drives allow microUSB ports, often used for charging devices, to be used as expansion ports for up to 128GB¹ of additional storage. Ideal for storing large files while travelling, DTDUO3G2 gives plug-and-play functionality to Android tablets and smartphones without microSD ports. Expanded storage for tablets and smartphones Ideal for moving files on USB OTG-capable Android devices that lack microSD slots Dual interface USB Type-A and microUSB Easily move files between your phone and laptop. Key Features Large loop easily attaches to key rings Portable and simple design Compact design with included cap for easy transport. Hardware Interface: USB 3.0 Warranty: 5 year Dimension: 26.9 mmx 14.5mm x 101.6mm