DYI Noise-cancelling headphones

This tutorial will teach you how to make your own Noise-Cancelling headphones for under 40$ that are just as quite and comfortable as other expensive brands like Sony, Boss, Beats, etc. Parts For this project it is important to choose the right parts. Best noise-cancelling headphones would have a...

By: g1zm0_d



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from Instructables: exploring - technology http://ift.tt/1MgctF7