Latest Events
shopping
Contact Us
Shenzhen Yasi Technology Co., Ltd. is a modern enterprise management enterprise integrating development, production and sales. Our products have...
Contact Now
Latest News

HKTDC Gifts & Premium Fair 2019

1.HKTDC Gifts & Premium Fair 2019 Booth No. :3G-B07 Time: 27th Arpil- 30th/April, 2019 Address: Hongkong COnvention Exhibition Centre, 1 Expo Drive, ...

HKTDC HK Electronics 2019 (Spring Edition)

HKTDC HK Electronics 2019 (Spring Edition) Booth No. 3E-C28 Time: 13th April-16th April, 2019 Address: Hongkong Cnvention Exhibition Centre, 1 Expo ...

The Unbearable noise

Have you ever encountered such a situation,whether you listen to music or watch a movie, the speaker will make some noise,and even do nothing, as long...

2018 Antumn Electronics Edition in Wanchai, Hong Kong

As we all know, Autumn Electronic Products Fair and International Electronic Components Fair in Wanchai, Hong Kong Trade and Development Council, 2018...

How to choose noise reduction headphones/ Earphones

Noise pollution has become more and more important. Business trips, daily trips, or work environments seem to make noise aside when we fall asleep. Si...

How to choose your own mini speaker

There are many people who originally bought the sound of blindly catching the tide and quickly found outdated and awkward to use, but because they did...

Material that affects the speaker quality

The mainparts of the speakers are the speakers, so what are the materials that affectthe sound quality of the speakers?There are several points to be ...

Study of machine exoskeleton breakthroughs

Engineers have developed a tight-fitting machine thatallows users to turn around when walking, which is the first time that thetechnology has the abil...
Bluetooth headset
Your position:  Home > News > newclass > Beware of little harm ear head.....

News

Beware of little harm ear headphones health

  • Author:Rita
  • Source:www.jaskeyworld.com
  • Release Date:2014-11-20
    In the crowded subway, on the streets, bustling malls busy everywhere someWearing headphonesYouth, they listen to music, play games, watch videos,Little headsetGet rid of the noisy surroundings, allowing them to revel in their own world of entertainment. However, a small headset, it might give cause major health threat.
Irreversible hearing impairment
    The degree of intensity of a variety of factors for damage and impaired hearing, and noise, duration, interval, the number of iterations and so on, one of the most critical is the noise intensity, the higher the intensity, the greater the damage to hearing. In the human ear, there is one called "cochlea" site, which has a special kind of cells - hair cells, its task is to feel the sound waves stimulate and transmit signals to the brain via the auditory nerve.
    There are about 10,003 hair cells in the cochlea of ​​more than a thousand on each side of the body, their number who were born at the time is fixed, and can not be regenerated. Noise can damage the hair cells, hair cells only if damaged but not yet dead, in theory, there is the possibility of saving, but the difficulty of treatment is very high. And once the hair cells die, because it is not renewable, hearing damage caused by it can not be reversed.
    Noisy environments with headphones hearing impaired bigger
    Whether you use the headset, as long as the noise reaches a certain intensity, will damage hearing. The sound is a kind of energy, it will gradually decay when spread in the air, and when using headphones, especially when stuffed headphones, sound energy can not be spread around, all concentrated in the ear canal, great strength, and thus is likely to result Hearing damage. Sound using headphones in a noisy environment, must be open to the sound of loud noisy environment surrounding pressed down, easily lead to hearing damage.
Use the headset to control volume and time required
    People prefer to use headphones, you should pay attention to develop good habits, the use of headphones time not too long, not too much volume.
    Headset with a small shield damage to hearing because the shield can block ambient sound, to avoid in order to suppress the environmental sound and increase the headphone volume phenomenon. Examine the effect of noise shield method is very simple, after wearing headphones shield, do not boot, if you feel the ambient sound disappeared or significantly reduced, it shows the effect of noise shield is better, if the environment did not change the sound or only slightly reduced, explained poor sound insulation shield.
   When using headphones, the volume is best able to control about 60% of the total volume, in order to feel comfortable and pleasant appropriate, and every 60 minutes or so listening to rest for a while. In addition, in subway cars, busy street noise and other large place, it is best not to use headphones.
   If tinnitus, hearing loss and other phenomena, should seek medical advice as soon as possible, in particular, often use headphones, noise exposure of people, but should be vigilant.