Get ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 4-pin transducer. - This 20 ft transducer cable with built-in fast response temperature sensor has a power rating of 500 W; a depth of 1,900 ft (traditional) and 750 ft (DownV ); an operating frequency of 77/200 kHz (traditional) and 455 (DownV ); and a 0 to 70 transom angle. - Transducer comes with transom and trolling motor mounts, and installation instructions. Follow the instructions carefully to avoid damaging your boat.