Headphone extension system

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Date
2015-01-22
DOI
Authors
Blonder, Greg
Version
Published version
OA Version
Citation
Greg Blonder. "Headphone extension system." U.S. Patent application 14/482,596.
Abstract
In an embodiment, a music playing and listening apparatus comprising at least one speaker, at least one audio input receiver, at least one audio output interface at least one amplifier, and at least one power source.
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