GEAR GUIDE/GPS UNITS
These Rand McNally GPS units offer historical and real-time traffic views. The historical traffic function is based on data compiled from accident reports, public sensors, weather, construction and local events. It predicts expected road speeds on most freeways and major highways in the United States.
The real-time traffic service is available via a plug-in accessory, which includes lifetime traffic provided by NAVTEQ.
"There probably should be some minimum standards. But as long as the ...