If driving is your business, trust navigation thats in it for the long haul. The new Garmin dzl 570LMT truck navigators feature a 5 glass display, lifetime North American maps1, free lifetime traffic avoidance2, custom routing3 for truck size and weight and road warnings (like weight limits and bridge heights). A Truck and Trailer Services Directory and points of interest highly-rated by truckers, including hotels, restaurants and parking. Bluetooth technology lets you call hands-free; Spoken Garmin Real Directions guide like a friend using landmarks and traffic lights. Easy Route Shaping lets you easily change your route to include preferred roads or cities, just by touching the screen. dzl 770LMTHD and dzl 570LMT are compatible with the Garmin BC 30 backup camera (sold separately), so you can see behind you when you move in reverse.