Comment on Do smoke detectors have little speakers inside them? If yes, would it be possible to hack them to play a little jingle?

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dddontshoot@lemmy.world ⁨4⁩ ⁨days⁩ ago

That’s what I would do. Hook jumpers from the buzzer to the play button of an mp3 player. That way if the music system fails, the buzzer still wakes you up.

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