Portable Old Aid Hearing Tone Hearing Aids Aid Kit Behind The Ear Sound Amplifier Sound Adjustable Device Hot
 |
| Portable Old Aid Hearing Tone Hearing Aids Aid Kit Behind The Ear Sound Amplifier Sound Adjustable Device Hot |
| Name | Details |
|---|---|
| Buy now just | |
| Discount | -25% |
| Product id | 33055734581 |
| Vendor | 3C 612 Store |
| Category | Consumer Electronics - Earphones & Headphones |
Description :
Specification:
convenient wear
low noise, low distortion;
for people with severe hearing loss;
Product use hearing supporting devices.
the scope of gas conduction hearing disorders.
taboos otitis media or ear suppuration that are disabled.
characteristics:
maximum sound: 130 ± 5dB
sound gain: more than 50dB
total harmonic distortion: less than 5%
frequency range: 300Hz ~ 40000Hz
Input Noise: less than 30 dB
operating voltage: 1.5 V
battery model LR44
current: less than 4mA
weight: 74g
instructions:
the wire plug connected to the headset. Then ear plug connector (hard) to the headset, ear plugs (silica gel) connect the headphone connector pedestal
the battery installation: open Carefully the cover, put an AG13 / LR44 battery in the battery compartment in the right direction, then close the battery compartment.
Before using this, you have to turn the OP on OFF and turn the sound volume to minimum
then put this item on your ear, keep it tight
Next, turn this item on (O-N to N), the volume until you clear sound
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Reviewed by Penelope Verdiana
on
Mei 01, 2019
Rating:
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