Never lose your way with the Garmin dezl 770LMT Trucking GPS, designed with full comfort and utility, it's the essential navigation tool for trucks on the go. The dezl 770LMT a 7.0inch glass display that is easy to see from across you cab. Extra loud, enhanced speakers deliver turn-by-turn directions that are crystal clear, even over road noise. Free lifetime maps make your driving experience stress-free and ideal for those who need to be constantly on the move, update straight to your GPS without any need for a smartphone. Sync a Bluetooth-enabled device such as a smartphone to your 770LMT GPS for hands-free calling through its integrated microphone and speaker.