Sound producing unit of earphone

Abstract

1. Name of the product in this design: Sound unit of an earphone. 2. Purpose of this design: The headphones are mainly used for audio transmission and playback, and the sound-producing unit is mainly used for emitting sound. 3. The key design features of this product are the shape of the solid line drawing. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Other explanation: The dashed lines in the view indicate parts that do not require protection.

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