Thx and I guess I can't answer if for multiple models or not. I went to Garmin's site, support, model, and then manuals. Here's what I got and the manual I was referring to.
I guess as I said, if things aren't as be advertised I can always send back. Thx, Dennis.
http://static.garmin.com/pumac/RV_660_OM_EN.pdf