Garmin GPSMAP 640 Marine Navigator

With the Garmin GPSMAP 640, you'll get a full-featured marine chartplotter and an on-the-road navigator that comes ready to go with preloaded BlueChart g2 data and City Navigator NT road maps for North America. The GPSMAP 640 comes standard with a high-sensitivity GPS receiver and brilliant, high-resolution touchscreen display so you'll always know the way whether you're on land or at sea.

Garmin GPSMAP 640 Marine Navigator Operate the features with voice prompt XM Satellite Radio integrated devices to enable powerful functions 5.2" screen enables an easy way to view maps and use functions Easily mount to compatible devices for quick use