Raymarine Ray63 Dual Station VHF Radio w/GPSRay63 Dual Station VHF Radio with GPS Raymarines Ray63 radio comes with oversized controls and a big screen for easy operation offshore. Ray63 is a full function VHF marine radio with Class D Digital Selective Calling (DSC) and a built in GPS receiver. Simply program your boats MMSI number into the Ray63 and immediately benefit from the enhanced calling and safety features of DSC. The Ray63 supports both NMEA2000 and legacy NMEA0183 networking which