Small and short,easy to keep at the desktop, in your accessory bag, or in the car. Connect smartphones and tablets with Micro USB port to mouse, keyboard, USB card readers and other USB peripherals. The Micro USB 2.0 OTG adapter supports data transmission speed up to 480 Mbps, which allows you to transfer HD Movies in seconds and watch movies on your phone from your flash drive without any intermission. Used in OTG android phones / tablets. (Note : Please make sure your cell phone/tablet can support OTG function before your purchase.). This OTG adapter is compatible with most Android phones. Package : You will get 10pcs micro USB OTG adapter.