Thus providing earplugs suit the degree of fit test, you can make binaural headset with a good degree obedient, reduce the chances of falling off the headset.
Therefore, the provision of earbud strap degree test, can make the headset and the two ears have a good degree of clothing, effectively reduce the chance of the headset off.
Therefore, the test of the degree of earphone cover can make the earphone and ears have a good degree of service, and effectively reduce the probability of earphone falling off.<br>