Echonautics BT70MA600 80-130kHz Medium CHIRP 600watts 12 Tilted ElementModel: BT70MA600-12A low-profile thru hull CHIRP transducer, that matches vessels deadrise to specific angle.Designed to minimize drag and to perform at high speedsSpecificationsFunctionDepth and TemperaturefrequencyCHIRP 80-130kHzMount styleThru HullTilt/deadrise12 tilted element ; for 8 to 15 hull deadriseMaterialBronzeRMS Power600 wattsBeamwidth24 to 17 @3dbDepthmax 900ftTemperature sensorNTCAcoustic windowUrethaneCable length27ftHole diameter2.38 in