"Garmin GPSMAP 840xs with DownV Transducer Brand New Includes One Year Warranty, The Garmin GPSMAP 840xs Combo is a chartplotter/sonar combo that supports all Garmin marine radars
The chartplotter has an 8 inch colour SVGA display and keyed control. The GPSMAP 840xs comes preloaded with worldwide basemap. With its built-in 10 Hz GPS/GLONASS receiver, the GPSMAP 840xs provides position and heading updates 10 times per second. The chartplotter has NMEA 2000® support for autopilot capability, engine data, SiriusXM®, Weather and more. GPSMAP 840xs Combo Features: GPS Chartplotter & Sonar Combo, 8"" Color SVGA Display, Internal 10Hz GPS/GLONASS Receiver, CHIRP & DownV &trade Scanning Sonar, Garmin HD-ID&trade 1 kW Sonar, Dual SD&trade Data Card Slots - Additional Data Storage, NMEA2000® Support - Autopilot Capability - Engine Data - SiriusXM® Weather, Preloaded Software - Worldwide Basemap, Supports Garmin Marine Radar - For BlueChart® Mobile, Compatible w/ - LakeV &trade HD Ultra - BlueChart® G2 & G2 Vision, Waterproof to IPX7 Standard, Included FREE: Power/Data Cable, Bail Mount, Flush Mount, Protective Cover, Documentation"