GlobalMap® Baja 540C Extreme GPS, ruggedized and shock-resistant for off-highway use. Displays brilliant 16-bit color at an amazing 480x480 resolution. Compact enough to be dash-mounted, and large enough to be easily readable. Add straight-line GPS navigation to your off-road vehicle! Display 5.0" (12.7cm) diagonal 16-bit color SolarMax™ TFT display High-detail 480V x 480H pixel resolution Fluorescent cold-cathode screen and keypad backlighting Wide viewing angles in all light conditions Superb readability in direct sunlight GPS plus WAAS/Mapping Precision 12-parallel channel GPS+WAAS Baja receiver Expanded and updated built-in background map of the continental U.S. and Hawaii One MMC/SD digital media memory card slot with waterproof door Compatible with optional Lowrance FreedomMaps™ maps on MMC/SD memory cards 1,000 waypoints/1,000 event markers/100 routes 100 savable plot trails/10,000 points per trail 42 different graphic icons to mark your favorite spots 40 map zoom ranges, 0.024,000 miles Plus 5-pin Ethernet expansion port compatible for video and satellite radio One full RS-232 port for NMEA 0183 data communications One waterproof slot for digital media cards (MMC/SD not included) to record GPS details and display optional custom mapping Back-up memory saves customized settings Enhanced data processing Fast screen updates Ruggedized, shock-resistant case Sealed and waterproof Full one-year manufacturers warranty