1pc Mini Digital In-ear Hearing Aid Invisible Enhancement Sound Amplifier Hearing Aids Deaf Hearing Devices For Hearing Loss  

 

Features:

Brand new and high quality.

Super mini size and light weight, not easily to be seen.Adjust volume to the minimum before wearing

Plug in the ear plug tightly.

Increase volume gradually to avoid sudden increase in sound Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly.

 

Model:ZDB-900

Weight:3g

Size: 2cm x 1cm x 1cm - 0.79inch x 0.79inch x 0.51inch

Sound Gain:30db

Signal to Noise Ration:≤ 28db

Distortion:≤ 10%

Frequency:200-4000Hz

Battery:A312

Voltage: DC1.5V

Current: 4mA

Color: As pictures

1 x Hearing Aid

1 x Cleaning brush

2 x A312 battery

3 x Earplug

 

Note:

Adjust volume to the minimum before wearing;

Increase volume gradually to avoid sudden increase in sound;

When you not use, take battery out for saving power.

It is super mini size and light weight, not easily to be seen;

Convenient for watching movie, enjoying the drama, attending meeting, or having class,It could help you hear the sound clearly and loudly.

 

Problem if you met:

If you feel the whistling sound, please make sure you put the earplug tightly or if you use a right approciate size earplug.

Any problems when using, please contact us at once, we are very responsible seller and we are professional in home medical care.