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
|Frequency||455 kHz 75/800 kHz 45 or 200 kHz 25/455kHz 16|
|Diagonal Screen Size||5"|
|Maximum Depth||600' DI 350'|
|Resolution||640 x 480|
|Specific Transducer||Transom Mount Included|
|Transmit Power||500 Watts|
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Reviewed by 1 customer
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Comments about Humminbird 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$.