An acquaintance has tried a TR99 with s905x2 (2gb)and this has been commented to me.
DTB used meson-g12a-u200
Ethernet: OK, but he had to enter the ip manually
Thermostat CPU: No
Video X264: OK
When the box is turned off, then it can not be turned on with the remote. Making you unplug it and plug it back in to turn it on.