5 DIAGONAL VGA DISPLAY; 480 X 640 PIXELSOVER 800 NITS OF BRIGHTNESS; NMEA 2000 CERTIFIED FOR SEAMLESS INTEGRATION WITH THE GARMIN MARINE LINEUP; PRELOADED WORLDWIDE MARINE BASEMAP; COMPATIBLE WITH GXM 51 FOR XM RADIO & XM WX SATELLITE WEATHER; BUILT-IN HIGH-SENSITIVITY GPS RECEIVER; OPTIONAL BLUECHART G2 VISION CARDS PROVIDE ENHANCED NAVIGATION FEATURES LIKE AUTO GUIDANCE, SATELLITE IMAGERY, 3D MARINERS EYE VIEW AND 3D FISH EYE VIEW; SECURE DIGITAL CARD SLOT; DIM: 5.9H X 6.4W X 2.9DLength: 11.70Width: 8.40Height: 5.30