The GARMIN GPS 73 is robust, waterproof and floating. 12-channel receiver with 1 Hz GPS antenna, capable of greater precision. High contrast 2.6 ”single color screen, 100 reversible routes and specific navigation features for the nautical sector. Thanks to the NMEA 0183 network, it is possible to connect the GPS 73 with other on-board devices or, via a USB cable, it is possible to connect it to the PC to save the data recorded during navigation or to create the route for the next race directly from home thanks to the software free Garmin HomePort ™. Finally, it has the exclusive function dedicated to the world of sailing, it is in fact possible to set a virtual starting line between two points (e.g. buoy and jury boat) and synchronize it with the race timer so as to provide the distance and speed to be maintained or reach to cut the starting line at the exact moment. During navigation the GPS 73 can also indicate the route on opposite walls providing a more efficient and controlled navigation experience. Internal database of major cities and equipped with headlights, lights and lights. Power supply 12/24 volts or through two stylus batteries, dimensions 6.6 x 15.2 x 3.0, weight 218.3 g. (Batteries not included).