www.garmin.com 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. GPSMAP 640 Marine Navigator AC Charger USB Cable Protective Cover Owner’s Manual Quick Reference Guide Installation Instructions Lithium-ion Battery Pack Automotive Friction Mount Marine Mount With Integrated Vehicle Power Cable Automotive Mount With Integrated Vehicle Power Cable Worldwide Satellite Basemap City Navigator NT North America Maps BlueChart g2 Marine Charts Of The Coastal U.S. Marine Navigator XM Satellite Radio XM WX Satellite Weather 010-00696-40 17.3 oz Mountable Garmin, Ltd 640 GPSMAP 640 Marine Navigator GPSMAP 4″ Height x 5.9″ Width x 1.9″ Depth Voice Garmin AC Adapter Battery Not Applicable 9 Hour Maximum Not Applicable 1 x NMEA 1 x Headphone 800 x 480 5.2″ WVGA Touch Screen Secure Digital (SD) Card Yes RoHS