Garmin GCV Scanning Sonar Module no Transducer

The version of GCV 10 without transducer. CHIRP technology sweeps through a range of frequencies to give you an ultra-clear sonar picture of objects, structure and fish that pass below (DownVü) and to the sides (SideVü) of the boat.Together with your combo’s HD-ID™ sonar, you get an excellent search and confirmation tool for advanced fishfinding in both fresh and saltwater.