The Standard Horizon CP180i 5 inch Sunlight Viewable Chartplotter has a built in WAAS GPS Smart Antenna. Other Features include: A 2 nm Worldwide Background Map - Works with C-Map Max or NT Award Winning Cartography - Customizable Data Windows - GPS Status, Chart, Navigation, Highway, Celestial, Tides, *Chart/Fish, and *Fishfinder Pages - 600 marks/20 routes - NMEA Input/Outputs - Able to show targets when connected to an external AIS receiver - VHF DSC polling capable - Swivel Mounting Bracket included.
*When optional FF520 connected.
For a full list of features, go to Standard Horizon's website at: http://www.standardhorizon.com.