![Trash Amps Transform Cans Into Portable Speakers [Video]](https://img.ksl.com/slc/2491/249168/24916810.jpg?filter=kslv2/responsive_top_sm&v=1306245183)
Estimated read time: Less than a minute
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A small electronic device turns trash into unique, recycled speakers for MP3 players and musical instruments. Read More ...
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