XSONIC SS175H-W/20 Stainless Steel Chirp Transducer - 20° 1KW Tilted Element - 9 Pin ConnectorSS175H-W/20 CHIRP Transducers enable bottom detection down to 300m+ with 5 to 10 times greater detail and Resolution so precise it's possible to distinguish between individual bait Fish, game Fish, and underwater structures.*This Transducer is designed for smaller boats up to 36 feet (11 m).FeaturesFrequencies: 130-210 kHz @ 25° constant beamwidth16° - 25° Deadrise300m+ Usable Depth6m+ or large Boat size with Steel or Aluminum hullsDepth & TemperatureCHIRP TechnologyHigh-PerformanceStainless SteelExclusive Transducer ID9-Pin Connector, 10M Cable