Humminbird 411420-1CHO Helix 10 Chirp MEGA SI+ GPS G4N CHO (Control Head Only) Fish Finders.

Brand Humminbird Model Name Chirp MEGA SI+ GPS G4N CHO (Control Head Only) Fish Finder Vehicle Service Type Boat Screen Size 10.1 Inches Special Feature AutoChart Live, Dual Spectrum CHIRP sonar, Ethernet Networking, Internal GPS with Basemap Connectivity Technology Bluetooth Map Type Nautical Sport Boating, Fishing Included Components Fish finder control head; Power cable; Mounting hardware; Gimbal mounting bracket; Unit cover Mounting Type Internal Mount See less About this item Control Head Only Model: This model does not include a transducer. This CHO model is a great choice for those looking to connect to connect to Built-in MEGA Imaging on Minn Kota trolling motors, accessory transducer options like MEGA 360 Imaging, or share sonar data from an existing Humminbird Ethernet network. Keypad control: Master HELIX at the touch of a button. Access the preloaded views from the user-friendly menu system, operated by soft key controls that allow you to reliably operate your fish finder in any conditions. MEGA Side Imaging+: See the world below like never before with a crystal-clear Side Imaging viewing out to 200 feet on either side of your boat. You’ll unlock more fish and structure with 20% more detail and 60% more range capability than MEGA Side Imaging sonar. MEGA Down Imaging+: Get unprecedented underwater clarity with Down Imaging coverage down to 200 feet below your boat. You’ll unlock more fish and structure with 20% more detail and 60% more depth capability than MEGA Down Imaging sonar. Dual Spectrum CHIRP sonar: Before you cast, know what’s down there thanks to highly-detailed fish arches and a clear view of fish-holding structure and the bottom. Powered by our proprietary, Low-Q CHIRP transducer, Dual Spectrum offers two ways to search; Wide Mode for maximum coverage and Narrow Mode for focusing on the slightest detail. Internal GPS and Humminbird Basemap: Our enhanced basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. 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 continental U.S. Premium Chart Compatible: Humminbird provides the most complete offering of premium chart options to anglers everywhere. Get a complete view of the world below with optional charts from Humminbird’s LakeMaster and CoastMaster products, as well as your choice of compatible Navionics charts. AutoChart Live: Create real-time maps of your fishing spots, with access to patented Humminbird LakeMaster features. Map depth contours, bottom hardness and vegetation as you drive your boat. Comes standard with eight (8) hours of built-in recording time and is compatible with AutoChart Zero Line SD cards for virtually-endless AutoChart Live mapping capacity. One-Boat Network Compatible: Many Humminbird models seamlessly integrate and communicate with Minn Kota motors and Cannon Optimum downriggers to unlock more features and capabilities for anglers everywhere. Make the more of your time on the water with the exclusive boat control and fish-catching features of the One-Boat Network. Ethernet Networking: High-speed Ethernet allows you to build a powerful, professional-grade fishing system. Easily connect multiple fish finders, or upgrade to add-on technologies like Minn Kota i-Pilot Link and Humminbird CHIRP Radar.