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"Clear display, is easy to read and easy to use."
5 stars | on by GarminChartplotter
Pros
If you interested in fishing, the sounder version of Garmin chartplotter GPSMAP 421s comes with a powerful dual frequency transducer that clearly paints depth contours, fish targets and structure whether you're fishing in freshwater or off the coast.
Cons
Not made for land lovers.
Summary
With fewer keys and a simple, intuitive interface, the GPS chartplotter 421s makes navigating your way through the water easy.
