หูฟังส่วนใหญ่นั้นมักมีค่าโทรศัพท์มื

Most of the headphones is typically the value of mobile phone has been developed, with a higher capacity battery can be used for a long time and can provide more power coming out, a lot of chances. To prevent that, the headset should be open to listen to for a period of not longer than 1 hour at a time, and audio levels should be open no more than 40-50% or at a level that I think sound, light and hear. This will help make the symptom does not occur unusual ear to headphone use.

Most headsets are often the mobile phone has been developed with a higher capacity battery available for and able to sound out a more vulnerable, much more. To protect the headphones should be heard is not the time for more than one hour at a time. And the sound level should not exceed 40 to 50% or to a level that I think the sound is light and hear clearly. This will help keep your ear disorders is not necessary to use a headset.

Most often the headset phones have been developed with the capacity of the battery is higher, can be used for a long time and can provide sound power out higher risk even more.1 once an hour and should turn the 40 - 50% or the thought that sound and light fitting can hear clearly. This will help make the ear no symptoms from using headphones.