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Making phone speakers from paper cups
18 July 2015 Last updated at 10:35 BST
There are some occasions where you may want to boost the volume of your smartphone, but do not have access to an external speaker.
BBC Click’s Kate Russell gives a step-by-step guide on how to create a simple speaker with two paper cups and a toilet roll.
More at BBC.com/Click and @BBCClick.
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- Frank Butler
- Frank Butler
- Frank Butler
- Frank Butler
