7 Materials in headphones and hearing protection aids ...
2008-4-3u2002·u2002The inquiries to producers of headphones confirmed that the preferred materials for use in headphones are PVC, polyurethane and silicone for Around-ear and on-ear headphones while the soft material being applied in in-ear headphones is silicone. Which materials are being applied for in-ear with hard ear-buds did not appear from the received ...
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