The powerful, upgradeable 757c Combo packs performance fishfinding from DualBeam PLUS and GPS chartplotting with built-in UniMap, all displayed on a brilliant 320 vertical pixel display.
Key Features
 
    * Full GPS chartplotting and high performance fishing system
    * Brilliant color 320V x 240H high resolution 5" TFT display
    * Built-in 30 meter per pixel resolution UniMap™ of USA inland lakes, rivers and coastal areas
    * Precision 16 channel WAAS GPS Receiver included
    * DualBeamPLUS sonar delivers wide coverage and better bottom definition
    * Selectable 20° or 60° beams, or simultaneous operation
    * Memory card expansion slot for Digital Screen Snap Shot, Sonar Recording or optional cartography
    * Maximum 4000 Watts peak-to-peak (500 Watts RMS) Power Output
    * Reliable performance from shallow to 1500 feet
    * Water temperature and GPS speed included
    * Networkable & upgradeable Fishing System
    * Tilt & swivel quick disconnect mount system or optional in-dash mount
    * Optional Navionics Gold, HotMaps or HotMaps Premium cartography
    * Optional 90° QuadraBeam PLUS transducers
Humminbird 757c GPS/Fishfinder combo