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INTERCHANGEABLE SPEAKER HEADSET SYSTEM FOR AUDIO HELMET.
INTERCHANGEABLE SPEAKER HEADSET SYSTEM FOR AUDIO HELMET.
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机译:音频头盔的可互换扬声器耳机系统。
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摘要
A magnetically interchangeable earphone shell system for a headphone using a magnet system set in the central base of an external earpiece and a metal part covered by a cover in the central part of the earpiece. the shell of interchangeable earphones.
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