BTE Hearing Aid Voice Sound Amplifier AXON F-138 Hearing Aids Behind Ear Adjustable Health Care

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    BTE Hearing Aid Voice Sound Amplifier AXON F-138 Hearing Aids Behind Ear Adjustable Health Care 

      

     

      

       Features:   

       1.Max sound out put:130+/- 5dB   

       2.Sound gain:>= 50dB   

       3.Total harmonic wave distortion:<= 5%   

       4.Frequency range:300-4000MHz   

       5.Input Noise:<=30dB   

       6.Voltage:d.c.1.5V   

       7.Current:<=4mA   

           

       Package Content:   

       1 x F-138 BTE Hearing Aid   

       1 x LR44 1.5v Battery   

       3 x earplugs   

       1 x Manual   

           

           

       Function:   

       1,It can be used for sound amplifier   

       2,When you watch movie,enjoy the drama,attend meeting,or have classes,the product can help you to hear the sound clearly and loudly   

       3,While in forest,if you want to hear very slight sound,it will be a good choice   

           

       User Manuel:   

       1,Open the cartridge cover,put the battery in correct direction,Zinc Air Battery is best choice and has longer life   

       2,Before using switch the volume to the minimum position   

       3,Put the ear hook on your ear,plug in the ear plug tightly   

           


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How to choose the correct size:

Step 1 Please measure your foot length carefully.

Step 2 Please choose the correct size according to your foot length and chinese size.

For example, If your foot length is 255 mm , you should choose the size 8.

Step 3 If you\'re not sure of the correct size, you can click chat with us!

WHATSAPP:+8613625959351

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BTE Hearing Aid Voice Sound Amplifier AXON F-138 Hearing Aids Behind Ear Adjustable Health Care
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