Manufacturer Part No : 720115-1
HELIX 8 CHIRP G3N — All models
based on input of optics / window transmission and temperature Measurement Corrections Global Object Parameters ALARM Alarm Functions Automatic alarms on any selected measurement function
plus wind and navigational data when connected to a system
Manufacturer Part No : RRW16
Humminbird HELIX 7 CHIRP MEGA DI GPS G4N CHO Deck Fills Manufacturer Part No : 720115-1HELIX 7 CHIRP MEGA DI GPS G4N CHO The HELIX 7 CHIRP MEGA DI GPS G4N CHO fish finder features MEGA Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, Internal GPS, and Humminbird Basemap built in. An upgraded high definition 7" display will give you the best view of the many pre loaded split screen view options so that you'll never miss a fish. All HELIX 7 G4N models support Ethernet networking, Bluetooth(R), NMEA 2000(R), Wi Fi, and are