Solution A

 1.  GPS annoouncer+ Bus LED destination displays + Bus LCD display

The built-in GPS module of the GPS announcer device automatically triggers the station announcement function through GPS induction, switches the display contents on the Bus LED destination displays and Bus LCD display, and can also carry out voice broadcasting to remind passengers of getting on and off and precautions.

2.   Controller +Bus LED destination displays + Bus LCD display

By manually using the controller to switch the contents on the Bus LED destination displays + Bus LCD display, the driver can control it. The controller can synchronously display the same display content as the destination displays. It is convenient for the driver to know the display content on the current destination displays, which is not easy to make mistakes and more humanized.