Public transportation stations as a dense place, it needed a different sound reinforcement system to cover different areas. Such as emergency broadcasting( principle class), auto train/bus timetable addressing, missing person addressing and addressing at the entrances.

The station includes control room, waiting room, wicket and entrances.

Addressing at the entrances is done by TR800. TR800 receives and broadcasts signal through CobraNet from control room. When entrance opens, operator switch to local Mic input by TR800's GPIO, to broadcast the message to additional areas.

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