Archive： Vidon Box A31S Android 4.4 1GB 8GB 20150519 fw
Image file name: Vidon Box A31S Android 4.4 1GB 8GB 181000 20150519
Firmware: Android KitKat 4.4.2 stock firmware
Image file size: 258 MB
Platform: Allwiner A31s
Build number: mars_a31s-eng 4.4.2 KOT49H 20150513 test-keys
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.