Features:
1， Can be adjusted to fit both ear
2， Single earphone design， easy to use and carry
3， !#!amp!*!quot;N!#!amp!*!quot; is in normal working position
4， !#!amp!*!quot;H!#!amp!*!quot; is in noise working places， it can reduce noise of low frequence.
5， 4 different size noise prevention earplugs
6， With rechargeable function， no need to change battery
7， Charging Time: 2 hours(8 hours for the first time charge)
8， It can work continuously for about 30 hours after it is full of charge.
9， This hearing aid is packaged in a nice retail box which is perfect for retailling.

Description:
Model: A-80
Max Sound Output: 130!#!amp!*!plusmn;5dB
Sound Gain: !#!amp!*!ge;50dB
Harmonic Wave Distortion: !#!amp!*!le;5%
Low Frequency: 300Hz~4000Hz
Input Noise: !#!amp!*!le;30dB
Battery: Lithium Battery， 90mAh
Working Voltage: DC 3.7V
Working Current: !#!amp!*!le;4mA
Hearing Aid Net Weight: About 18.5g
Hearing Aid Size: About 46*27.5*24mm
Package Size: About 16*10*4.3cm
Package Weight: About 183g
Color: As the picture shows
Adapter: We will send you an adapter (this is just plug adapter，not the transformer's adapter) according to your living country.

Package Include:
1 x A-80 Hearing Aid
4 x Earplugs (different size)
1 x Charger (110-240V)
1 x English Manual

NOTE:
1， If you hear the whistling sound， please make sure if you put the earplug tightly， or if you use a appropriate size earplug.
2， Please take out the battery or turn off the hearing aid when you stop to use it.
3， This product is not waterproof.
4， If water enter the sound amplifier， remove the battery and place the sound amplifier in a warm place to dry.
5， Sound Amplifier is not a hearing aid for those with impaired hearing. If you have impaired hearing， please consult your doctor.