9 inch A13 tablet uses Allwinner A13 CPU. This is a user guider to burn the Android 4.2 jelly bean system. Pictures are for reference only Note: 1).To download the files from vmall website, please click the first blue button; How to upgrade: 1).Download the upgrade tool - Phoenix Suit v1.0.6, 2).Now download the firmware (9in A13 Android 4.2.2)and extract to desktop in your computer and click the Image button in the software to locate to the desktop and find t……