The Seven Coolest Passive iPhone Speakers (No Batteries Required!)


Okay, so mine is a pink silicone number I scored at a blog conference, but having a passive (acoustic? no-batteries-needed?) iPhone amplifier has totally made my music listening easier, and greener, and I can’t recommend it enough. You could get one of those cheap little rubbery guys that I have, or you could add to your family heirloom collection and score yourself one of these:

Article Posted 5 years Ago

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