Nokia FYGC 474074A.101 GNSS GPS GLONASS receiver with Mushroom Head Antenna is designed to receive signals from a constellation of GPS and GLONASS satellites. It processes the received signals to calculate precise position, velocity, and timing information for various applications, including navigation, surveying, mapping, and timing synchronization. The Nokia FYGC 474074A.101 is a GNSS Global Navigation Satellite System receiver with an antenna. Specifically, it is a receiver that supports both GPS and GLONASS satellite systems for positioning and navigation purposes.