The HELIX 7 Sonar GPS features a brilliant 800HX x 480V, 7" 8-bit color display with backlight. DualBeam PLUS sonar with 4000 watts PTP power output, Precision Internal GPS Chartplotting with built-in UniMap cartography with a micro SD card slot for optionals maps or for saving waypoints. Maximize your angling experience with the Humminbird HELIX 7 Sonar GPS fishinfinder system.
SwitchFire Sonar: Take command of how your sonar returns appear with our Clear and Max Modes.
DualBeam Plus Sonar: Two beams combine for great detail and a wide coverage area. Use the narrow beam for high-accuracy returns and bottom. Use the wide beam when you want a larger search area.
Internal GPS: GPS antenna built into the head unit.
Upgradable Software: Access software updates to enhance the performance of your Humminbird unit through our My Humminbird section of the site.
High Definition Display Provides bright, crystal-clear images for easy viewing in harsh sunlight.
Unimap Cartography: The Humminbird UniMap is a built-in map covering the contiguous US coastline, inland lakes and rivers at 30 meters per pixel resolution.
microSD Card Reader Use for advanced cartography or to save screenshots, sonar recordings and waypoints or to update your units software.