Experience an advanced all-in-one solution with our 12? GPSMAP 1242xsv keyed combo. A GT52-TM transducer is included for Garmin CHIRP sonar and CHIRP ClearVu and CHIRP SideVu scanning sonars (also available without transducer). There?s also built-in support for Panoptix all-seeing sonar, which includes Panoptix LiveScope sonar and a wide range of other transducers (sold separately). Features include a large, bright screen coupled with a quick and easy-to-use keypad interface with user-programmable keys and a multifunction control knob. Garmin Marine Network support allows sharing of sonar, maps, user data, dome or open-array radar, IP cameras and Panoptix sonar among multiple units. Plus, there?s NMEA 2000 network connectivity and NMEA 0183 support for autopilots, digital switching, weather, media, VHF, AIS and other sensors. Right out of the box, you have access to some amazing sonar capabilities; all you have to add are transducers. GPSMAP 1242xsv comes with built-in Garmin 1 kW CHIRP sonar along with CHIRP ClearVu and CHIRP SideVu scanning sonars. It even supports Panoptix all-seeing sonar, premium Garmin sonar modules and a wide range of transducers (sold separately). Networked combos can share their internal sonar with any other device on the network. You can also choose what information is overlaid on the sonar screen; for example, radar, time of day or GPS speed. LakeVu g3 inland maps and BlueChart g3 coastal charts provide industry-leading coverage, clarity and detail with integrated Garmin and Navionics data and Auto Guidance technology. LakeVu g3 and BlueChart g3 include Auto Guidance, which uses your desired depth and overhead clearance to calculate routes and provide a suggested path to follow. Enjoy built-in ANT wireless connectivity directly to our quatix marine watches, Garmin Nautix in-view display, gWind Wireless 2 transducer, GNX Wind marine instrument and wireless remote controls. You can even stream and control a VIRB action camera from the chartplotter. Fast, responsive built-in 10 Hz GPS and GLONASS refreshes your position and heading 10 times each second to make your movement on the screen more fluid. It makes dropping up to 5,000 accurate waypoints ? and finding your way back to them ? quick and easy. If you have waypoints, tracks or frequently used routes stored on another manufacturer?s GPS product ? or on a Garmin handheld device ? it?s easy to transfer those items to your new Garmin chartplotter via industry-standard GPX software formatting.