Apparently they are retooling the 730N and you cannot even order it. It's supposed to be available again with a few new features in an.

Am I the only one who doesn't know what a "730N" is?

Is it like the "710" round **** thing on top of most engines?

Noel ????

It's a version of the radio. I believe that's one of the two models the RER (SAT/NAV/30GB HD) split into. One version has NAV made by the old company that did the RER radios, the other other has GARMIN for the SAT part.