Airmar 599 Low/High Frequency - In-Hull Chirp Transducer w/o Connector [R599C-LH]Low High Frequency In Hull Chirp Transducer without Connector Rely on Airmar's new broadband transducers for your ultimate fishing mission. Whether you're a commercial fisherman, charter captain, or tournament angler, there's a new game in town! Chirp transducers enable bottom detection down to 3,000m (10,000') with 5 to 10 times greater detail and resolution so precise it_s possible to distinguish between individual baitfish, game fish, and