nondual said:Do I need a PC to use it or does it work straight out of the box? The C340 has a 'traffic' option where, if you buy an antenna and subscribe to the service, it can divert you around jams. Would I need a PC to do that?
nondual said:I'm thinking my first two 'mods' will be a radar detector and a GPS unit.
Can anyone recommend a good 3rd party one?