Subcategories
GPSMAP 78 is supplied with an integrated world map fund to allow you to go anywhere in any simplicity. 
The GPSMAP 78s features an electronic compass with integrated 3-axis tilt compensation 
The GPSMAP 79s has a built-in compass and is very robust and buoyant.
With vibrant colors, a simplified interface and content for coastal and inland waters.
With vibrant colors, a simplified interface and content for coastal and inland waters.
With bright colors, a simplified interface and content for coastal and inland waters.
With bright colors, a simplified interface and content for coastal and inland waters.