Humminbird 410820-1CHO 410820-1cho Helix 8 Chirp Mega Di Gps G3n Cho Fishfinder

? Control head only, transducer sold separately;? Compatible with Minn Kota(R) Built-in MEGA DI trolling motors with #1852085 MKR MDI-1 HB HELIX(R) 8, 9, 10 & 12 Adapter Cable;? 8, 800 x 480 color screen;? MEGA Down Imaging(TM) with 3x more output than standard Down Imaging(R) for underwater clarity with coverage down to 125ft below the boat;? Dual Spectrum CHIRP sonar, powered by proprietary Low Q CHIRP transducer, shows long, well-defined fish arches, clear view of fish-holding structure & the bottom as well as 2 ways to search--wide mode for max coverage & narrow mode for max detail;? SwitchFire(R) sonar with Clear & Max modes to add or remove detail, account for water depth, temperature & turbulence;? Internal, precision GPS;? AutoChart(R) Live creates real-time detailed maps with depth, vegetation & bottom hardness with 8 hours of built-in recording time;? Built-in Humminbird(R) Basemap for clear view of underwater terrain & surrounding, shows buoys, day markers, hazards, marinas, contours, depth markers & charts of 10,000+ lakes & US coastal coverage;? 2 microSD(TM) Card slots;? Ethernet networking capability to build a powerful, professional-grade fishing system by connecting multiple fishfinders or add-on technologies;? Built-in Bluetooth(R) enables features like wireless software updates from the Humminbird(R) FishSmart(TM) app, displays paired smartphone notifications on Humminbird(R) display screen & enables control of most-used features with an optional Bluetooth(R) remote (RC2);? LakeMaster(R) & LakeMaster(R) Plus compatible;? SmartStrike(TM) map card compatible;? iPilot(R) Link compatible;? AIS transceiver compatible;? Autopilot(TM) compatible;? 360deg Imaging compatible;? CHIRP Radar compatible;? NMEA 2000(R) compatible;? Includes power cable & gimbal mounting bracket;