The 7-inch echoMAP™ CHIRP 73dv chartplotter/sonar includes transducer for CHIRP sonar and CHIRP DownVü, the clearest scanning sonar on the water. It also has preloaded LakeVü HD maps and 5 Hz GPS.
The 7-inch echoMAP™ CHIRP 72dv chartplotter/sonar features built-in support for CHIRP sonar and CHIRP DownVü, the clearest scanning sonar on the water. It includes internal 5 Hz GPS. Some versions include a CHIRP transducer.
With its included transducer for traditional Garmin HD-ID™ and DownVü sonar plus preloaded LakeVü™ HD maps, the 7-inch echoMAP™ 73dv is one of the best fishing combos for the money.