Qihang(TM) Multifunction 3in1 USB Connection Adapter for OTG Mobile Phone Samsung, Htc, Motorola, Lg, Etc.) HUB Sd MMC Tf Card Reader Kit Transfer files to OTG mobile phone Support SD/MMC/TF card;Support external USB mouse, keyboard Support Android 2.0 or above OTG function (Support almost all the Micro USB port of smart phone) 3 in 1 card reader Adapter for mobile phone with OTG function (for Samsung, HTC, Motorola, LG, etc.) Requests FAT32 format only, don't support NTFS format