Download Android KitKat 4.4.2 firmware for MK809III / UG007B with 8723 WiFi Module from here, here or from here. Photo gallery here.
Firmware: MK809III,UH007B_8723bs_4.4_1080_20140924
Image file name: T010_8723bs_4.4_1080_20140924.img
Model: MK809III / UG007B TV Sticks with 8723 WiFi Module
Image file size: 287 MB
Platform: Rockchip RK3188Boot version: 2.13FW version: 4.4.02Build number: RK3188_R-BOX_ANDROID4.4.2-SDK-RTL8723BS
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