| 摘要 |
PURPOSE: A wired/wireless blue tooth earphone is provided to control the lengths of third and fourth wire parts and a distance between a first speaker module and a second speaker module by controlling the lengths of first, second, third, and fourth wire parts. CONSTITUTION: First, second, third, and fourth metal pad parts(410,420,431,432) respectively have a two-layer pattern structure which is comprised of first and second lead plates. First, second, third, and fourth reels(350,360,370,380) respectively have a two-pole structure which is comprised of first and second poles. The first pole is connected to the first lead plate. The second pole is connected to the second lead plate. A fifth metal pad part has a two-layer structure which is comprised of first and second connection members.
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