Garmin GPSMAP 520s

This slim-line chartplotter flush-mounts easily in your boat and boasts an ultra-bright 5" QVGA display. The GPSMAP 520s also sports a built-in satellite-enhanced worldwide basemap and simple, straightforward buttons and menus. You can add the optional BlueChart g2 Vision SD card for even more enhanced features.With just a few buttons and a simple, intuitive interface, the GPSMAP 520s makes navigating virtually effortless. And instead of a traditional basemap, the 520s has a basemap of worldwide satellite images. It also has an SD card slot so you can add additional detailed maps without connecting to a computer.The GPSMAP 520s comes with a powerful dual frequency transducer that clearly paints depth contours, fish targets and structure whether you're fishing in fresh water or off the coast. The 520s is also CANet compatible, so you can share sounder data with another chartplotter on your boat.