This system can be easily integrated into readily existing public system. No schedule amendments are necessary. No major modification to the physical system (station and bus) required because of the portability of the product. LED panel can be mounted inside the bus station to reduce cost. -Provide the most essential information to bus passengers with just a fraction of a cost than a complete Real Time Passenger Information System. -Open system for various bus operators; the system does not restrict the two way communication. Any bus with transceivers and GPS module onboard will do. -ZigBee networking has low latency, allowing less room for recognition errors and open platform for advertising.