The JVC KW-NT3HDT's inclusion of an HD Radio receiver affords it the advantages of digital FM tuning, including increased audio quality, HD substations, and iTunes tagging. The unit features a wide variety of audio sources, such as USB, SD card,...

The KW-NT3HDT's display is a bit low resolution for our tastes. The POI search interface can be clunky and unintuitive. The USB port cover seems unnecessary and can be difficult to remove.

The JVC KW-NT3HDT stands apart from the competition, both with its impressive feature set that includes HD Radio and traffic data and its rare detachable faceplate. Despite a few hardware and software quirks, we think there's a lot to like about this...

It makes nice phone calls, and the sound quality is... okay. Usually.

The GPS is ridiculously outdated. There are major highways that were extended in the late 90's that don't show up on the maps. Research shows that new maps purchases only update POI's and not the map database.

FAST, FAST and FAST

jls098 says that you can make changes on the fly; I'm thinking he or she does not have the unit configured to accept alternate routes as the unit clearly offers them if configured to do so.