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The GarminŽ GPS MAP 178C sounder boasts a 10-in screen with a 256-color display for crisp and clear viewing. Designed for use above deck or at the navstation, this chartplotter is waterproof and easy to read, even in sunlight. Its smart antenna has a built-in WAAS receiver to deliver you position accuracy to with 3 meters (on average). The 178C comes with a Worldwide Marine basemap, a GPS 17N external remote sensor, a bail mount, and more.
Lowest Available Price: $633.90
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