An interesting GPS concept.

[OntMont]

A Canadian auto parts chain is advertising this GPS that incorporates a rear view camera as well. They don't give much info. I'm going to try to find one in their store and see what else I can learn.
gps/rearview

[thor]

edge products.com has a turner gps backup camera all in one it is called edge attitude 2 the tuner has 5 levels of extra power for your truck .go to there web site and read all about i put one in my truck and the camrea on the back of the trailer it works nice on the highway for pulling back in the lane after passing some

[OntMont]

I'll check that one out, The one at Canadian Tire did not have enough range for use with a trailer.