An iPhone 4 Amplifier That Doesn't Need Any Electricity [Speakers]

The Phonofone III, like the Phonofone II before it, pumps tunes from your iPhone at 60dB without having to be plugged in to any outlet. Yup. It's just big beautiful acoustic amplification. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/-ffoemItBTk/an-iphone-4-amplifier-that-doesnt-need-any-electricity

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