Garmin GPSMAP 498C Sounder

The 498C Sounder gives you the cartography you need to venture offshore. This versatile unit comes ready to launch with preloaded marine map detail utilizing the new BlueChart g2 technology. Features include integrated mapping, 2D or 3D map perspective, tide and current data, improved IALA symbols, navaids, marinas, boat ramps, roads, and more. The unit accepts preprogrammed data cards for loading additional map or BlueChart detail for other regions. And the GPSMAP 498C's built-in 500-watt (RMS) sounder features Ultrascroll for high-speed screen updates, with the proprietary Garmin CANet bus enabling sounder display information to be shared with, and controlled from, another chartplotter on your boat.