![A phone that rings by itself](https://i0.wp.com/makezine.com/wp-content/uploads/2006/10/phones0big-11.jpg?fit=498%2C373&ssl=1)
Dheera turned a standard, phoneline-powered phone at a university into one with batteries that rings by itself, disregarding the line!… Fun for pranks – Link.
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Dheera turned a standard, phoneline-powered phone at a university into one with batteries that rings by itself, disregarding the line!… Fun for pranks – Link.
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