... .Marine Radar2.Specialized for middle and small vessel3.High brightness radar Radar display 10.4" green high-definitionRange 0.25/0.5 ... power 4 KWTransmitted frequency 9410±30 MHzNoise 3.5dBAntenna rotate speed 22±2 circles / minute or 33±3 circles / minute ... Display: Vessel Name, MMSI, Call sign, Range/Bearing, L/L, Speed/Course, ROT, CPA/ TCPA (AIS data input required)Environment Temperature ...