In Ear ITE Sound Voice Amplifier Mini Hearing Aid

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 Guide:

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

Includes: 1 Hearing Aid, 3 earplug of different sizes & 2 batteries

Use AG3 (also known as SG3/LR41/SR41/192/384/392) or 312 (Zinc Air Battery, Brown Tab) Battery


Specifications:

1,Max sound out put:120+/- 5dB

2,Sound gain:>= 30dB

3,Total harmonic wave distortion