The GTN750xi
serves both radio communication and radio navigation. The frequencies can be entered, the volume can be changed.
With a high-precision GPS receiver (SBAS), it forms the basis for modern navigation, both laterally and vertically.
Different parameters such as basic speed, course, distance, time to destination, and much more are displayed.
Departure, route and approach maps (also Jeppesen) can be displayed. These can tw. also overlay the map.