Humminbird 4101001 Helix 10 Chirp Gps G2n

? 10.1 HD color screen;? 16:9 widescreen, LED-backlit display;? Bright, crystal clear viewing even in harsh sunlight;? 1024 x 600 pixel resolution;? 360 Imaging(R) enables sweep isolation, 5 preset views or see all around;? SwitchFire(R) sonar with Clear & Max modes;? CHIRP digital sonar;? DualBeam PLUS(TM) sonar for great detail & wide coverage area;? Internal, precision GPS with built-in GPS antenna;? Upgradeable software;? Dual microSD(TM) Card slots--1 slot for advanced cartography & the other for saving screenshots, sonar recordings & waypoints;? ContourXD(TM) mapping--covers 3,000 US lakes, many with variable depth contours;? 5-port Ethernet switch for networking capabilities;? HD radar provides situational awareness in darkness, fog, busy channels & treacherous weather;? iPilot(R) Link(TM) integrated GPS trolling system;? AUTOCHART(R) Live creates detailed maps with depth, vegetation & bottom hardness;? SmartStrike(TM) map card highlights areas of the lake where fish are most likely to be biting;? NMEA 2000(R) sensor support to monitor everything from fuel use to wind;? Bluetooth(R) ;? 2,750 waypoints/47 routes;? Compatible with several optional mapping suites;? 1,000W RMS/8,000W peak-to-peak;? Depth capability: 1,500ft/3,500ft with optional 50kHz transducer;? Includes transom mount transducer, cable & gimbal mount;