Except for charging phones and stuff, I doubt I would use them in the camper. I do have 6 in the truck, though. two in the dash; one under the front seat and three in a Radio Shack add on for passengers in the back seat.
Lou and Laura with Bella - German Short Hair Pointer
2008 GMC Sierra 2500HD Crewcab SB Allison Duramax
2010 Flagstaff 8526RLWS - Superglide 3300
HAM CALLSIGN - KC3FFW