Aoson Tablet Pc 8' Interl Baytrail-t Quad Core Windows 8.1 Systerm G-sensor ,Wifi Bluetooth and Multifunction Ships from USA Color Black R83c This Aoson tablet use the Intel Bay Trail-T(Quad Core)Z3735F procesor Windows 8.1 operation system can let you use it very fast and smooth Powered by the newest Windows 8.1 operation system which gives you the facility for work or fun ,As per the powerful function of Windows 8.1 you can work as if you are in the office at any time ,any where.Very good choice for daily work or travelling . The built-in Wi-Fi in this tablet supports Wi-Fi 802.11b/g/n to make it easy for users to connect online, downloads or surf the web with advanced Wi-Fi technology. It is 16GB of built-in storage,can store large quantity of important documents ,videos ,songs ,movies ,anything that you think it is useful can store in the tablet .With the 2 HD Camera ,you can make videos ,talk with family face to face.Pls Note that the windows system will take up about 8 GB ,so you may need a TF card to expand more memory space. Supported and fully warrantied by Aoson!