The Garmin GPSMAP 1643 Chartplotter Non-sonar with Mapping is a 16" chartplotter designed to give you complete control of your boat from the helm. Its high-resolution IPS touchscreen delivers a bright and sunlight-readable display, making navigation effortless in any conditions. Preloaded Garmin Navionics+ charts provide detailed coastal and inland mapping with Auto Guidance+ technology, while optional Vision+ premium charts add high resolution satellite imagery, and sonar overlays. Seamlessly integrate compatible devices through Garmin Marine Network, NMEA, and OneHelm, to give you full control of your vessel from a single display. Pair with Panoptix or LiveScope sonar (transducer sold separately) for live views of whats happening around your boat in real time. Features:• 16" IPS touchscreen, sunlight-readable• Preloaded Navionics+ charts with Auto Guidance+• Optional Vision+ premium charts• Live Panoptix/LiveScope sonar support• Engine & Force trolling motor integration• Power-Pole anchor control• CHARGE Marine Power Manager• Sailing tools: laylines, wind data, polars• Garmin Marine Network sharing• NMEA 2000/0183 connectivity• ActiveCaptain app & Wi-Fi support• OneHelm third-party device control• InReach messaging• ANT+ device compatibilitySpecs:• Dimensions: 15.1" x 10.3" x 3" (38.4 x 26.2 x 7.6 cm)• Weight: 9.7 lbs (4.4 kg)• NMEA 2000 Ports: 1• NMEA 0183 Ports: 1 input, 1 output (TX)• Video: 1 BNC input, 1 HDMI output• J1939 Port: 1• Garmin Marine Network Ports: 2• USB: 1• Connectivity: Bluetooth, ANT+, Wi-Fi Live sonar support (Panoptix/LiveScope) Engine, trolling motor, & Power-Pole integration Preloaded Navionics+ charts, optional Vision+ upgrade | Garmin GPSMAP 1643 Chartplotter Non-sonar with Mapping in Blue