Download Android KitKat 4.4.2 stock firmware for Eken V92 tablet from here or here. Download previous firmware from here.
Firmware details
Archive: a33_8723-8703_v92_800x480_gc2035_gc0308_0402
Image: a33_8723-8703_v92_800x480_gc2035_gc0308_0402.img
Archive size: 279 MB
Support: Allwinner A33
FW version: v2.0
Style: V92
Company: Allwinner
Pixels: 800 X 480
Build number: astar_y3-eng 4.4.2 KVT49L 20150402 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.
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