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Humminbird Helix 9 Chirp Mega DI+ GPS G4N Fish Finder features a 9 display, Mega Down Imaging+, Dual Spectrum Chirp Sonar and internal GPS with Humminbird Basemap. As with all Helix G4N models, this Helix 9 includes standard features such as AutoChart Live, Wi-Fi and NMEA 2000, in addition to Bluetooth and Ethernet networking for compatibility with the One-Boat Network family of products from Humminbird, Minn Kota and Cannon.

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