Two Operating System in One Tablet Chuwi Hi10 Pro features Two Operating System can switch smoothly, you don't have to choose which os tablet do you want, but got both at one tablet,and they're independent from each other. Full HD Big Screen up to 10.1 inch The high-density 10.1-inch screen of the Hi10 Pro's IPS display can show colors with unparalleled clarity. With 1920 x 1200 screen resolution, 16:10 aspect ratio and 350-nits screen brightness. This will give you an amazing experience for watching videos and browsing. Powered by Intel X5 Cherry Trail Z8300 Processor,64GB eMMC storage with 4GB DDR3L RAM,extended up to 128GB with Micro SD Card Magnetic keyboard & pen support The Hi10 Pro support detachable magnetic docking keyboard for more traditional use. easily connect your peripherals and transfer files from the two full-size USB ports. Besides, it also support the Active Stylus Pen makes it easy for you to write, draw or mark-up documents on screen, as natural as pen on paper. Note: keyboard/pen are sold separately, you can also find in Amazon.