Quick view Across Ocean Systems AOS NMEA 2000/NMEA 0183 Simulator/Analyzer [SIM-N2K-N0183] NMEA 2000/NMEA 0183 Simulator/AnalyzerUSB simulator for the Marine Industry. Used to simulate NMEA 2000/NMEA 0183 traffic via PGN for analysis/simulation using a Windows-based downloadable software... $499.00