Garmin Fishfinders 400C GEOSAT[Nov. 7, 2011 22:56:31]
Use in Freshwater and Saltwater
The 400C is available with a choice of dual beam or dual frequency transducers, so it’ s readily adaptable for both freshwater and saltwater fishing. The 400 watt ( RMS) dual beam version offers a wide fish-finding cone and reaches depths of 900 feet. With the 500 watt ( RMS) dual frequency transducer, you can reach a depth of 1, 500 feet.