Humminbird 581i 5-Inch Waterproof Marine GPS and Chartplotter with Sounder

Features

• 5-Inch Diagonal Screen
• 640V X 320H Pixel Screen
• 16 Level Grayscale
• 800 ft. Depth Capability
• DualBeam Sonar
• 5-inch LCD display
• 250 Watt, 83/200KHz Dual Beam Fishfinder

List Price?: $349.99
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Product Description

Technical Information

Customer Reviews

Product Description
The Humminbird 581i Combo features an ultra-high resolution, 16 level grayscale 640V x 320H 5-Inch display, Dual Beam PLUS sonar with 250 Watts RMS power output, and GPS Chartplotting with built-in UniMap. The UniMap covers the contiguous U.S.A. coastline and inland lakes and rivers at 30 meters per pixel resolution. On the coast, this clearly shows features as small as canals, and many coastal navigation lights. Inland, the UniMap features virtually all recreational lakes and rivers, plus hundreds of thousands of small lakes that dont appear on other charts. In other words, your lake is likely to be there! With the UniMap, you have a chart virtually anywhere you travel in the United States. Features include Freeze Frame, Real Time Sonar window, selective Fish ID, echo enhancement, split screen zoom, and wide or narrow cone split screen. The user-friendly technology includes custom digital readouts, large digit view, quick disconnect mounting, triplog, and X-press menu system. The unit has a built-in GPS antenna, can store 3,000 waypoints, 50 routes, and up to 20,000 trackpoints in 50 saved tracks. The package includes a transom mount transducer, installation hardware, and owner-Feets manual. Dimensions: 7-Inch W x 7-Inch H x 4-Inch D. One year parts and labor warranty.

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