Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an ...

Think your headphones already sound pretty good? You ain't heard nothing yet, the Schiit Audio Asgard headphone amplifier will make your ears jump for joy! Ex-movie theater projectionist Steve ...

How do you turn 'dumb' headphones into smart ones? Engineers have invented a cheap and easy way by transforming headphones into sensors that can be plugged into smartphones, identify their users, ...

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