Teclast A10s 2GB RAM 32GB ROM Android 7.0 Dual Camera GPS Wifi Phablet Tablet PC with USB PortKey Features...Large 3.8V/6000mAh polymer lithium ion battery with Micro USB 2.0 interface, 3.5mm audio interface.Android 7.0 intelligent operating system, OGS capacitive screen / 10 touch, high performance.Built-in applications: Browser, Email, Video Player, Calculator, Calendar, Clock, File Manager, Cam..