5-in-1 Micro USB OTG Card Reader for Samsung - Black
Function: 1. Micro USB 5-in-1 card reader: Disk format must be FAT32 supports SD / SDHC / MMC / RS MMC / TF up to 32GB 2. OTG USB adapter function you can browse smartphone USB flash drive digital cameras and other devices file; And also connect USB mouse USB keyboard etc to control your cell phone.