Airmar P155C Medium CHIRP in-Hull Puck with Garmin 8-Pin Mix-n-Match Cable MPN - P155C-M-8G Gauges - Wind Connect an optional hailing horn

Connect an optional hailing horn and make your presence known with 30-watts of audio output

for example

Manufacturer part number: 000-10467-001

even put it on the iPhone in your pocket

Airmar P155C Medium CHIRP in-Hull Puck with Garmin 8-Pin Mix-n-Match Cable MPN - P155C-M-8G Gauges - Wind Connect an optional hailing hornAirmar P155C Medium CHIRP In Hull Puck with Garmin 8 Pin Mix n Match Cable Model: P155C M 8G New "puck" style in hull, wideband transducer for bass and walleye boats. Whether you are fishing in freshwater or saltwater, this transducer is designed to transmit through solid fiberglass boat hulls. The P155M operates at 95 155 kHz and is Chirp ready! The in hull is the solution to common issues experienced with transom and trolling motor mount