The fittings are a pair providing underwater information, which was not fed to the previous recreational fish finder, which only read fish under the boat.
Seabed formation and chart datum, is accessibly given to the network for navigation and detailed pictures of below waterline with the new Garmin devices.
A pleasure ship with more to meets the eye of trans-ducers.
Aiemar DST 800L
45 degree beam angle - long - stem sensor
Cable length 4’6” with garmin certified field installed end connector
Operating frequency 235kHz
GarminGT15M-IH Transducer, Mid band chirp traditional, 85-165 kHz, 600W, Max depth (Freshwater) 1,900ft/580m, through hull sonar.