Garmin GPSMAP 441s 4-Inch Waterproof Marine GPS and Chartplotter with Sounder

The GPSMAP 441 is a compact chartplotter that features an ultra-bright 4? QVGA color display along with an improved high-speed digital design for increased map drawing and panning speeds. It?s ready to go with an easy-to-use interface and a built-in, satellite-enhanced basemap preloaded with all U.S. coastal areas, including Alaska and Hawaii as well as detailed charts for the Bahamas. The GPSMAP 441 also accepts BlueChart g2 Vision cards for added features and functionality such as high-resolution satellite imagery, 3-D views and Auto Guidance technology.