The UUSBOTGW White Micro USB On-The-Go (OTG) Adapter Cable lets you convert the Micro USB port on your smartphone or tablet into a USB host port that you can use to connect a USB peripheral device such as a thumb drive, mouse or keyboard. The adapter cable features one Micro USB (B-type) male connector and one full-size USB (A-type) port, and is compatible with OTG-capable devices.