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Tech & Design

The New Wave of (Electricity-Free) Speakers

With sleek styling, acoustic "passive amps" are taking wireless music to the extreme.

September 2011 Issue

PHI III by Science + Sons

Sound: The most powerful of the amps we tested, this gramophone-inspired model has a bandshell form that boosts the bass.
Style: Hand-cast in Toronto, it showcases your smartphone without compromising sound quality. $200; scienceandsons.com

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