Helix 7 Chirp MEGASIG GPS G4N for Humminbird Boaters

What You Must Know

Easy Keypad Control

Control HELIX effortlessly with just a touch. Access pre-loaded views through a user-friendly menu system operated by softkey controls, ensuring reliable operation in any conditions.

Crystal-Clear MEGA Side Imaging

Unlock remarkable details with crystal-clear views out to 125 feet on either side of your boat. Get up to 3X more detail than standard Side Imaging sonar.

Unprecedented MEGA Down Imaging

Experience unparalleled underwater clarity with coverage down to 125 feet below your boat. Get up to 3X more detail than standard Down Imaging sonar.

Dual Spectrum CHIRP Sonar

Prepare for your cast with highly detailed fish arches and a clear view of fish-holding structure and the bottom. The Wide Mode offers maximum coverage, while the Narrow Mode focuses on the tiniest details.

Internal GPS and Humminbird Basemap

Navigate with confidence using an enhanced basemap to display underwater terrain and surrounding points of interest. Includes charts of more than 10,000 lakes plus coastal coverage for the continental U.S.

Premium Charts

Get a complete view of the world below with optional charts from Humminbird's LakeMaster, CoastMaster, and compatible Navionics charts.

AutoChart Live

Create real-time maps of your fishing spots. Use patented Humminbird LakeMaster features to map depth contours, bottom hardness, and vegetation as you drive your boat. Comes with eight hours of built-in recording time and is compatible with AutoChart Zero Line SD cards for virtually-endless mapping capacity.