15 inch color Lcd display with 480x272 resolution, LED?backlight, high brightness, deep color, wide viewing angle. 2C?Map and Xinuo Map double chart system, user can switch independently. Provide Xinou chart updates regularly. 3Built in Xinuo global chart, we provide regularly updated chart from our web. 4Real voice broadcast for navigation, convenient for using. 5Detailed large range chart and more efficient chart refresh. 6Dynamic real?time plotting of all Ais targets and motion vectors. 7Chart Plotter can be easily upgraded via U?disk from our site. 8Easy installation of memory card and Sim card device. 9Exquisite workmanship, elegant and stylish, IP65 waterproof rating, practical to use. 10Unlimited backlight adjustment; comfortable night usage patterns. 11Multiple installation angles: flush mounting or mounting with multi?angle adjustment, support countertop installation, embedded installation and ceiling installation. 12Wide range voltage design, input voltage between 10?36 volts Dc. 13Large?capacity memory, comprehensive Asia charts, large storage capacity for waypoints, markers, and plan routes. 14High?precision compass and Gps dual?mode positioning, more accurate position, speed, and heading information. 15Support multi?language, six?picture mode for users to switch freely.