Explorer NavPro with Wi-Fi - No GPS Antenna Electronic Charting System Control Unit The Explorer NavPro Multi-Function Navigation System turns almost any 'off the shelf' PC monitor into a full-featured C-MAP electronic charting system. Couple this unique product to an existing onboard monitor or add just about any size CRT or flat panel display for a very convenient two piece charting system with unlimited mounting possibilities. Features: * HDMI Video Output - replaces the original VGA Output of older models * NMEA-2000 Network provides Engine Monitoring Capability & AIS Integration * 2 NMEA-0183 Ports + GPS Smart Antenna Port * Gigantic 4GB of Internal Mark and Track Memory * Easy to use Operating System * Extremely Fast Ultra Powerful Processor * File Management System makes it very easy to save, edit and manage Mark, Track, and Route Memories * Uses C-Map Max or C-Map 4D mini SD Card format for Navigation Chart Data * Optional RF Remote Control, (#ENP-REMOTE) allows the unit to be operated from multiple locations