Available in usb 2.0 or the new usb 3.0 datatraveler microduo allows microusb ports, often used for charging devices, to be used as expansion ports for up to 64gb of additional memory. Ideal for storing large files while traveling, dtduo gives plug and play functionality to tablets and smartphones without microsd ports at a lower price per gb than the extra built in storage on a mobile device. With smartphones and tablets recording hd video and taking higher resolution photos, space on these devices gets used up faster than ever. Dtduo lets users move files, photos, videos and more without plugging into a pc to offload or backup content. Sharing large files between mobile devices is easier than using online cloud services, and thereâs no need for a cable to transfer data between the device and a pc. Dt microduo is small, lightweight and easy to take anywhere, plus its sleek design complements any mobile device. Its rotating cap protects the microusb connector from damage. Datatraveler microduo is backed by a five year warranty, free technical support and legendary kingston reliability key features usb otg on the go a standard which enables host functionality in certain phones tablets with microusb ports, enabling connectivity to usb devices like kingstonâs dt microduo 2 in 1 microusb and usb 2.0 connectors for easy transfer of files between smartphones, tablets and computers plug and play simply connect as you would a standard usb flash drive convenient ultra small, pocket sized design for easy transportability speed available in either usb 2.0 or usb 3.0 to complement your existing devices how to use smartphone u disk? 1. Connect smartphone u disk to the phone, until your phone shows the usb is connected, indicating that smartphones and smartphone u disk have connected. 2. After connection, open the smartphone file manager, you will find the the usb storage folder appeared inside sda folder, this file is the smartphone u disk space 3. You can directly open the sda and sdb file folder ,inside there are pictures, music , video and other formats. You can also copy anything to the smartphone file management method decided by each device. Specification capacities available in usb 3.0 16gb, 32gb, 64gb speed 16gb 70mb s read, 10mb s write, 32gb 64gb 70mb s read, 15mb s write this product is compatible with all windows platforms.