how much i navigator hd traffic
HD Digital TrafficÂ² is our best traffic solution. HD Digital Traffic receives updates up to every 30 seconds, making it up to 10 times faster than other traffic systems. That means, driving 60 mph, your dÄzl 770LMTHD can receive traffic messages up to every half-mile. On the road, a few secondsâ notice can save minutes or even hours of delay. HD Digital Traffic can tell you how many minutes of delay to expect and if there are any possible detours.