Connect a portable memory card reader to your OTG enabled smartphone or tablet - Compatible with OT -enabled mobile devices such as Samsung Galaxy phones & tablets and MicroSD & standard SD cards - OTG USB card Reader / OTG card reader / Micro USB card reader - Connect the SD card from your camera directly to your tablet or smartphone to review photos - Share content from any SD card online using your tablet or smartphone - Connect a USB keyboard or flash drive to your smartphone or tablet