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This product is a new material earphone, the use of polyurethane PPDI series materials production.
Enjoy the absolutely harmless to human skin, the material also has a noise reduction and resilience c
haracteristics. Therefore, the earphone handsel ears can effectively isolate outside noise and music o
f zero pollution, the material itself has the resilience performance can make the headset at the same t
ime to adapt to the different size, different types of ear, truly realize the meet a pair of headphones ea
rplugs about demand.
Chengdu University of Technology