Humminbird Helix 12 Chirp Mega SI+ GPS G3N Fishfinder 410920-1

Dual Spectrum CHIRP: Well-defined fish arches and a clear view of fish-holding structure and the bottom. Low Q CHIRP transducer, Dual Spectrum offers wide mode for maximum coverage and narrow mode for maximum detail.SwitchFire Sonar: Two display modes to add or remove detail - all at the push of a button.Humminbird Basemap Built-in: A clear view of underwater terrain and surrounding points of interest. Identify buoys, day markers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes, plus coastal coverage for the U.S.AutoChart Live: Create real-time maps of your fishing spots, with access to patented Humminbird LakeMaster features.Ethernet Networking: Easily connect multiple fish finders, or upgrade to add-on technologies like Minn Kota i-Pilot Link, 360 Imaging and CHIRP Radar.Bluetooth: Enable features like wireless software updates and display phone notifications on your Humminbird. Take control of your most-used features with an optional Bluetooth remot

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