640 x 480 5-Inch color VGA display 2D GPS-Sonar Combo with internal GPS Down Imaging Temperature GPS Speed Internal GPS Power Output (Max): 500 Watts (RMS); 4000 Watts (Peak-to-Peak) 1500 ft depth capable 256 Color TFT Display Made in the USA Humminbird 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 […]