Information school bell frame using Arduino

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Hi guys, can you help me?? I want to ask how to assemble a school bell that contains information using Arduino uno? do you have a solution?
I want to make it like in the video below but am confused about how to make it

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I do not understand that language.

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Please supply detailed requirements for your project.

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This seems to be a selectable audio-file player/amplifier. Have a look at this:

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