Precision on the water gives you the advantage. Make the Humminbird HELIX 7 Sonar GPS your underwater eyes and navigation guide, and you'll always have a clear picture of what's going on. Unbelievably clear, in fact. This is true widescreen sonar/GPS at its brightest and crispest, with high-def 480...

Humminbird PiranhaMAX 176i DualBeam (200/455kHz) fishfinder/trackplotter and internal GPS. 4-inch contrast-enhanced clear edge grayscale display shows you everything, even in direct sunlight. PiranhaMAX Series is ideal for beginners and those who value simplicity over sophistication.

The Humminbird 597ci HD Combo features a high resolution 640V x 640H 5-Inch color display, Dual Beam PLUS sonar with 500 Watts RMS power output, and 50 channel internal GPS Chartplotting with built-in UniMap. The UniMap covers the contiguous U.S.A. coastline and inland lakes and rivers at 30 meters...