Here ya go - in our SOB (Jayco Precept) I just replaced the Soundstream head unit with this Joying 10.1 1280x800p:
https://www.joyingauto.com/joying-la...00-screen.html
So far, I'm impressed - cameras work as they should, but haven't found the switch to turn on rear camera while driving. Working on it...
Installed: