Humminbird 411310-1CHO HELIX 15 CHIRP MEGA DI+ GPS G4N CHO Fishfinder

Control head-only model: this model does not include a transducer Keypad control allows user to master HELIX at the touch of a button MEGA Down Imaging+ offers unprecedented underwater clarity with coverage down to 200 ft. below boat Dual spectrum CHIRP sonar Internal GPS and Humminbird Basemap identifies buoys, day markers, hazards, marinas, contours, depth markers, and 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 2-year limited warranty Includes control head, power cable, and gimbal mounting bracket