This firmware is for HK1 Max TV Box with Rockchip RK3328 as CPU. BTW, you can now buy HK1 Max TV Box from Banggood.com for a very good price.
Download Android Pie 9.0 stock firmware for HK1 Max TV Box from here or here. Download RK3318 firmware version from here. Download Rockchip Driver Assistant v4.7 from here and download Rockchip Batch Tool v1.8 from here.
Firmware details
Archive: HK1_Max_circle_RK3328_SP6334Q_9_20190809
Archive size: 1.19 GB
Model: HK1 Max TV Box SP6334Q WiFi version
Platform: Rockchip RK3328 / RK322H
Image name: HK1_Max_circle_RK3328_SP6334Q_9_20190809.1209.img
FW version: 9.0.00
Boot version: 2.49
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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