The 498C Sounder along with its counterpart, the GPSMAP 492C, give you the cartography you need to venture offshore. These versatile units come ready to launch with preloaded marine map detail utilizing the new BlueChart g2 technology. Coverage is for U.S. coastal areas, including Alaska and Hawaii...
The 498C Sounder along with its counterpart, the GPSMAP 492C, give you the cartography you need to venture offshore. These versatile units come ready to launch with preloaded marine map detail utilizing the new BlueChart g2 technology. Coverage is for U.S. coastal areas, including Alaska and Hawai..