This firmware is for KM8 TV Box with AMLogic S905X CPU.
Download Android Marshmallow 6.0.1 for KM8 TV Box from here
Archive name: KM8 SoC S905X firmware
Archive file size: 528 GB
Platform: AMLogic S905X
Inside archive: firmware + factory_update_param.aml + recovery.img
Build number: Amlogic/p21x/p21x:6.0.1/MHC19J/20161010.143938.V0701:userdebug/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.