I have another s905x4 tv-box, named x96_x4_pro, which has 4GB RAM, 64GB EMMC, and 1Gb-LAN.
It also has 2x2 WLAN (2 internal Antennas + PCB Antenna for Bluetooth).
These are the dmsg and dtb files i extracted from android11, but now i not want to flash coreelec, instead i hope, i can dual-boot it in future from USB-Stick or SD-Card.
It is the box, described there: