Firmware： V989 Core8_v5.0_v4-test fw
Image: V989 Core8_v5.0_v4-test.img
Model： Onda V989 Octa Core Tablet / UltraOcta A80 p2
Image file size: 369 MB
Platform: Allwinner A31s
Build number: kylin_p2-eng 5.0 LRX21V 20141229 test-keys
FW version: v2.1rc3
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.