The device has a command generator, a receiver of commands from an information unit, a data generator for generating display data by interpreting a command output by the command generator or received, a display device for displaying based on the display data when a command is output by the command generator and a transmitter for transferring generated display data to the information unit when the command is received by the receiver. The device has a command generator (11), a receiver (16) of commands from an information unit (4), a data generator (14) for generating display data by interpreting a command output by the command generator or received, a display device (15) for displaying based on the display data when a command is output by the command generator and a transmitter (16) for transferring generated display data to the information unit when the command is received by the receiver. Independent claims are also included for the following: (a) an information unit (b) and a vehicle mounted information system.
Vehicle-mounted device, e.g. navigation system, remotely controllable from outside vehicle has device for transferring generated display data to information unit when command received by receiver