Computers & Mobile Music
iPhone 4 Passive Acoustic Amplifier Block

Check out this passive acoustic amplifier block for the iPhone 4 from Chicagoland Etsy user Lowell.

2 thoughts on “iPhone 4 Passive Acoustic Amplifier Block

  1. This Maker does understand that there are not “speakers” on the bottom of the iPhone – but actually a “speaker”?  The other side is a mic.

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