2018 F150 Lariat E10 Android Stereo Dash cam dual camera installation instructions. This connects directly to the usb of the Yulu E10 Radio.
This should be similar for f150 2015 to 2019. Hopefully this will help someone figuring out best route to run wire.
Aftermarket Yulu E10 android Stereo System I demoed here:    • Ford F150 Android Radio Stereo System...  

YULU E10 F150 Radio System bought off Amazon:
https://amzn.to/3uSpbNy

Additional Seller
https://amzn.to/432eJj8