Siren Silencer - listens and plays back exact inverse of the waveform to quieten things down - IdeaMill

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HADRIAN ION on November 1, 2019 at 6:22 pm
Idea: Siren Silencer – listens and plays back exact inverse of the waveform to quieten things down
Link: https://www.youtube.com/watch?v=Y3kilRJ4Bx...

Muzo removes unwanted sounds, stick it on your window, looks great.

Muzo - Your Personal Zone Creator with Noise Blocking Tech.
Link: https://www.youtube.com/watch?v=