Airmar
Airmar B75C-12-L 12d Tilt Low CHIRP with Humminbird 9-Pin Mix-N-Match CableModel: B75C-12-L-HBDepth & fast-response water-temperature sensorLow—CHIRPS from 40 kHz to 75 kHz, 32° to 21° beamwidth300 W of power with a maximum depth of 353 m (1200')Great...