The tail end of the earphone can be rotated and folded, which is convenient to wear and adjust with the belt to adapt to the ear-shaped face of more people. Fully folded and stored so that the charging box is not too large. Folding and folding storage function has applied for utility model patent.
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The sense of science and technology is bursting
The model bone looks really smooth.
Is there any white
Full sense of science and technology