This product is now discontinued
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Dual Frequency Sounder, 5" Screen
Their state of the art digital sonar technology deliver incredible target detail and high definition bottom structure in shallow and deep water.
Life is easy with Navman's automatic range and gain settings: choose "Cruise" for high speed performance and "Fish" once you've reached your favorite fishing spot. Even beginners will find it easy to step up a level to the manual sounder settings with clear, on-screen adjustments.