"You taste, you taste, you taste"
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The transverse inner diameter of telescopic head beam shall not be less than 150mm, and the transverse inner diameter of non-telescopic head beam shall not be less than 165mm; The expansion and contraction amount of telescopic head beam is about 25mm on one side. The vertical inclination angle of elliptical earmuff is about 15-16. Ear pad thickness over 25mm is easy to collapse; Consider increasing the rotation joint of earmuff to improve the fit; Pay attention to the left. The above personal experience should be combined with the actual situation
Does the landlord make bluetooth chip
The angle is wrong, the radian is wrong, and there are still many considerations for wearing comfort.
Not bad
I product, I product, I product
Great!
"You taste, you taste, you taste"