Lowrance HDS-12 Gen3 - Touchscreen Fishfinder/Chartplotter - A High Definition System that integrates leading-edge fishfinder technologies and the latest advances in navigation into one easy-to-use multi-touch display. Lowrance High Definition System (HDS) combines a brighter, multi-touch display and enhanced processor with leading-edge fishfinder technologies - including CHIRP Sonar, Broadband Sounder, StructureScan® HD, DownScan Imaging and Trackback view - plus the latest advances in navigation and user interface - including internal 10Hz GPS, dual microSD-card slots, touch-plus-keypad operation and built-in wireless connectivity- all in one easy-to-use display. 
Lowrance HDS-12 Gen3 advantages:

• Easy To See: 12-inch, LED-backlit, multi-touch, widescreen display

• Simple To Use: Improved Lowrance interface with touchscreen or keypad option provides lightning-fast, fingertip access to all HDS features.

• Most Advanced Fishfinder Technology: View CHIRP Sonar and StructureScan® HD at the same time to get the best possible view of fish and structure, both below and to the side of your boat

• Quickly Make Adjustments: With an enhanced, faster processor and intuitive user-interface features -- including scrolling menus, cursor assist, snap-to setting markers and innovative preview panes with quick-touch slider bars.

• Stay Connected: Integrated wireless connectivity with the Lowrance GoFree App and other onboard devices view and control select HDS Gen3 displays wirelessly using supported tablets and smartphones, and the free Lowrance GoFree app.

• More Is Better: Plug-and-play compatibility with Lowrance performance modules - Broadband Radar, SonicHub Marine Audio, Class B AIS and DSC VHF - as well as industry-leading technologies, such as SmartSteer control for MotorGuide PinpointGPS and the Lowrance Outboard Pilot.

• Connects and communicates with HDS Gen2 Touch and HDS Gen2 multifunction displays

• Dual Ethernet networking port

• Micro-C connection for NMEA 2000® devices

• Video input via optional adapter cable

• Same flush-mount cutout and bracket as HDS-12 Gen2 Touch

• Supported by Lowrance Advantage Service program
  Lowrance HDS-12 Gen3 Navigation advantages:

• Internal GPS antenna with 10Hz position update rate provides ultra-accurate trails, smoother chart performance and maximum position accuracy. Supports WAAS/EGNOS/MSAS corrections.

• Extensive mapping options HDS Gen3 includes built-in world background reference map, and is compatible with the most expansive selection of cartography on the market. Options include Insight Genesis, Navionics®, C-MAP MAX-N+, Insight mapping toolkit partners and more. All charting options can be used with Insight Planner PC planning software. Visit the GoFreeMarine.com for more details.

• Insight Genesis personalized maps. Make your own maps using recorded sonar logs, upload data to Insight Genesis account, view secure custom chart detail online, add optional vegetation or bottom-hardness overlays, download to an SD card and use on the water. Plus, you now have the option to share maps with the Insight Genesis Social Map community.

• Multi-view and chart sharing. View two charts simultaneously, in 2D or 3D perspective view, with independent control, range and overlay capabilities. Plus, get the maximum from your chartcard purchases; buy one map card and view it on all Ethernet networked HDS Gen3, HDS Gen2 or Gen2 Touch chartplotter displays.

• Dual microSD card slots 
  Lowrance HDS-12 Gen3 Sonar advantages:

• Built-in CHIRP Sonar. Dominate with greater sensitivity, improved target resolution and superior noise rejection for clearer, easy-to-see bait fish and game fish targets. Delivers multiple CHIRP and Broadband Sounder frequencies from a single transducer.

• Built-in StructureScan® HD sonar imaging.

• Enjoy picture-like 180-degree views of structure and fish below your boat. Plus, overlay live high-definition bottom imagery on top of your charts using the innovative DownScan Overlay feature. Requires optional StructureScan® HD transducer.

• Built-in, award-winning Broadband Sounder. Display and mark gamefish, baitfish and structure at higher speeds and at greater depths - from 1 to over 3,000* feet.

• StructureMap HD capability. Use live or recorded StructureScan® HD logs to create stunning underwater images of lakes, rivers or seafloor. StructureMap can be viewed as an overlay, and toggled on and off to provide the ultimate in situational awareness in relation to both chart and bottom detail. DownScan Overlay technology overlays DownScan Imaging onto CHIRP Sonar or BroadBand Sounder.

• TrackBack to review and save key hotspots - Scroll-back thru Broadband Sounder or StructureScan® HD sonar imaging history to review structure or fish targets and pinpoint the location with a waypoint.

• SpotlightScan Sonar ready optional add-on delivers a new level of angler-controlled surround-scanning view to provide picture-like images of key fishing areas.