Humminbird 411640-1 HELIX 7 CHIRP MEGA DI GPSize G4N

Keypad control allows user to master HELIX at the touch of a button MEGA Live Imaging and MEGA Down Imaging Dual spectrum CHIRP sonar Internal GPS and Humminbird Basemap identifies buoys, day markers, hazards, marinas, contours, depth markers and much, much more Premium chart compatible with optional charts from Humminbird's LakeMaster and CoastMaster products, as well as compatible Navionics charts AutoChart Live creates real-time maps of fishing spots, with access to patented Humminbird LakeMaster features One-Boat Network compatible Ethernet networking Bluetooth NMEA 2000 networking built-in Includes fishfinder, power cable, knobs, transducer, and bracket