12.1-inch Large Color TFT Display (600×800 dots) - 4 kW Radome Radar (MR-1220R4）- 4 kW 4ft Open Array Scanner (MR-1220T4）- 6 kW 4ft Open Array Scanner (MR-1220T6）- 6 kW 6ft Open Array Scanner (MR-1220T6L）- Simplified ARPA - 3D View - DSC Information *3 - True Trail Function *1 - AIS Overlay Function*2 - Simplified ATA Function - New User Interface - Optional Video Output Unit - 2 user programmable alarm zones - *1 = External NMEA 0183 data and heading sensor required - *2 = External AIS data required - *3 = External VHF DSC required