Humminbird 440440-1 688ci HD Internal GPS/Sonar Combo Fishfinder (Black) 640 x 480 5-Inch color VGA display 2D GPS-Sonar Combo with internal GPS Dual Beam 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