Humminbird 581i HD DI Sonar/GPS Combo - $154.88

Enjoy the simplicity of having your sonar and GPS devices together in one compact, waterproof unit. With a 5 high-definition screen, this unit displays both sonar and GPS imagery in 16-level grayscale with 640x320-pixel quality. Quickly identify cover and structure with Down Imaging, while using SwitchFire to locate and target fish with little to no guesswork. DualBeam Plus sonar uses a focused center beam and a second 60 beam to expand your coverage to an area equal to your depth. Precision GPS chart-plotting uses built-in UniMap, which covers the continental U.S.s coastlines, inland lakes and rivers at 30-meters-per-pixel resolution. Program in up to 2,500 waypoints, 50 routes and 50 tracks with as many as 20,000 points each. 4,000-watt peak-to-peak power output.Dimensions: 7H x 7W x 4D. Type: Sonar/GPS Combos. - $154.88

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