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Choose high quality headphones 2. Try to keep the volume between 40db ~ 60db ( like the volume of normal conversation, better be soft and not harsh ). Do not turn up for exciting seeking so as to avoid biting the ears and damaging hearing. 3. After listening for half and hour, take down the headphones and let your ears have a rest. Do remember not using for long time. 4. Do not wear headphones to listening to music when riding, driving or walking, so as to avoid accidents. 5. If appearing unpleasant symptoms like dizziness, earache, occlusion and so on, stop using headphones for a short time and be sure to get plenty of rest. 6. If appearing tinnitus ( like cicada crying, whistle, metallic sound and so on) or progressive reduction in hearing capacity, must go to the ENT to have a check and get the treatment in time. It is very importing to prevent deafness.