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  • Easy-to-read HD 5" 256-color display
  • Depth range to 1,500 ft.
  • DualBeam Plus sonar for increased detail and wide coverage
  • SwitchFire adjusts how your sonar returns appear

the Humminbird Ice 688ci HD Combo features an HD 5" 256-color Display with a digital read-out showing your exact depth to 1,500 ft. Its precision GPS helps you keep track of productive waters. DualBeam Plus sonar uses two beams for great detail and a wide coverage area, while SwitchFire technology allows you to fine tune how your sonar Returns appear. SD card slot for maps or saving waypoints. 500 watts (RMS)/4,000 watts peak-to-peak power output. Compatible with LakeMaster charts. Bag and shuttle included.