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Have a few Teensy's lying around or interested in working with the Teensy line, but overwhelmed by the possibilities? We've curated some cool projects that'll give you an idea of all the cool things you can do with a Teensy!
SparkFun's resident audiophile Pete Lewis has been hard at work for a long time developing his own pair of customized headphones. His newest tutorial will guide you through how to build your own headphones with ambient microphones.