How to improve the hearing loss?How to exercise better listening?

       ▲You have tinnitus or hear a buzzing sound

       ▲Do not use headphones for more than 1 hour.Take off the headphones for about 10 minutes to relax your ears and avoid injury.

Link:      How to improve the hearing loss?How to exercise better listening?

REF: Hearing AidsHearing aids ChinaHearing Loss
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