In-ear headphones with polished stainless steel body and high quality fabric-type cable.

入耳式耳机采用抛光不锈钢外壳和优质纤维制成的耳机导线。

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Shaft: The pump shaft is made of a high grade stainless steel, ground and polished, and is of a large diameter designed for high torque.

传动轴：泵传动轴是由高等级不锈钢制成，平整光滑，直径大，适用于扭矩大的情况。

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Shaft: The pump shaft is made of a high grade stainless steel, ground and polished, and is of a large diameter designed for high torque.

传动轴：泵传动轴是由高等级不锈钢制成，平整光滑，直径大，适用于扭矩大的情况。

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