Internal GPS Combo with Down Imaging
The 688ci HD DI Combo features a High Definition 480H x 640V 5", 256 color display with backlight, DualBeam PLUS sonar and Down Imaging sonar with 4000 Watts PTP power output, GPS Chartplotting. In addition, it includes a card slot for maps and saving waypoints, as well as three programmable preset buttons to save your favorite views. Maximize your angling experience with the Humminbird 688ci HD DI Combo fishfinder GPS system.
Advanced Sonar Features
Warranty: One Year
The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.
Reviewed by 1 customer
Displaying review 1
Comments about 688ci HD DI Fishfinder / Chartplotter:
This i a great, helpful, and life saving electronic. On this in that to get an advance GPS picture with contour lines, shallow and deep water, and much mare. It is worth it but navionics costed use 180$.