Garmin GPSMAP® 8617 17in. Marine Chartplotter GN+

GPSMAP® 8617 Chartplotter GN+ You're a mariner who wants the highest resolution on the market plus built-in maps and charts. This premium 17" full HD Glass Helm touchscreen chartplotter is the one for you. The GPSMAP® 8617 chartplotter features a 17” full HD in-plane switching touchscreen display for wider viewing angles, superior clarity, and sunlight readability, even with polarized sunglasses. It offers built-in support for our industry-leading sonar, including dual-channel 1 kW traditional CHIRP, CHIRP ClearVü™, and CHIRP SideVü™ scanning sonars plus built-in support for Ultra High-Definition scanning sonar (no black box required). It also supports the LiveScope™ System and the entire live sonar product line, which allow you to clearly see fish swimming around and below your boat in real-time (transducers sold separately). The device is preloaded with Garmin Navionics+™ coastal charts and inland mapping that feature Auto Guidance+™ technology (Auto Guidance+ is for planning purpos