Airmar
Airmar B175 Chirp Medium Frequency 20d Tilted Element with Navico 7-Pin Mix-N-Match CableModel: B175C-20-M-BLDepth & fast-response water-temperature sensorMedium—CHIRPS from 85 kHz to 135 kHz24° to 16° beamwidth50 kHz of total bandwidth from one...