Humminbird Helix 15 Chirp MEGA SI+ GPS

The Humminbird 411320-1CHO Helix 15 Chirp MEGA SI+ GPS G4N CHO is a top-of-the-line fish finder with a 15.4" display. It features MEGA Side Imaging+, MEGA Down Imaging+, Dual Spectrum CHIRP Sonar, and internal GPS with Humminbird Basemap.

This model, like other HELIX G4N models, includes standard features such as AutoChart Live, Wi-Fi, and NMEA 2000. It also has Bluetooth and Ethernet networking capabilities, allowing for compatibility with the One-Boat Network family of products from Humminbird, Minn Kota, and Cannon.

The control head only model of the HELIX 15 CHIRP MSI+ GPS G4N CHO is a great choice for those who already have their preferred type of transducer. Whether you want to connect to Built-in MEGA Imaging on Minn Kota trolling motors, use accessory transducer options like MEGA 360 Imaging, or share sonar data from an existing Humminbird Ethernet network, this model allows you to pick the right accessory transducer for your needs.

With keypad control, you can easily operate your fish finder with just the touch of a button. Access the preloaded views from the user-friendly menu system, which is operated by soft key controls. This ensures reliable operation in any conditions.

The MEGA Side Imaging+ feature of the Humminbird 411320-1CHO Helix 15 Chirp provides a crystal-clear view of the world below your boat. With a range capability of up to 200 feet on either side, you'll unlock more fish and structure with 20% more detail and 60% more range than traditional Side Imaging sonar.

Experience unprecedented underwater clarity with the MEGA Down Imaging+ feature. It provides coverage down to 200 feet below your boat, allowing you to spot fish and structure with 20% more detail and 60% more depth capability when compared to regular Down Imaging sonar.

The built-in NMEA 2000 networking feature allows you to connect an accessory NMEA 2000 network to your control head. This provides you with even more information, such as boat performance, weather, and water conditions. Make sense of it all with NMEA 2000 networking.

One frequently asked question about this unit is whether it comes with a rubber screen cover. The answer is yes, the one I got did come with a rubber screen cover.