... , WAPI(Ralink8188)ExpansionMicro TF card,max32GBSlotMicro 5pin USB/ USB2.0 dataSupport OTGKeyboardSupport virtual keyboard, wireless mouse and ... the screenUSB devices allowed include 2.4G wireless mouse, wireless keyboard, flashdrives, external hard disk drive, USB hub, etc.HDD and ... 32GBHDMI 1080P & 2160PIO/Ports: Micro 5-pin USB, USB 2.0 OTG, USB 2.0 host expandable (flash drives, keyboard, etc)NOTE: ...