Sound In-ear Amplifier Super MINI Hearing Aids for elderly Adjustable Tone
Ear Hearing Aids For Deafness Rechargeable Hearing Device Sound Aids
Advantage:
1. Rechargeable and convenient
2. Allows the user to control volume and programs
3. Invisible and Mini, easy to carry
4.Hearing Aids are suitable for severe hearing loss people
Product Parameters / Specification:
MaxSSPL(±5dB) 128
Full-on-gain(FOG)(1.6KZ.±5dB) 31
Equivalent input noise level(±dB) ≤22
Harmonic distortion(%)(1.6KHZ) ≤4
Power supply electric voltage(V) 1.5
The sum settles electric current(mA) ≤3
Continuoue wrok time (H) ≥10
Charging time 6-8H
Note:
1.Adjust volume to the minimum before wearing;
2.Choose an earplug of slightly bigger size to avoid whistler;
3.Increase volume gradually to avoid sudden increase in sound;
4.If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight,
the appropriate choice of earplugs and plugged, make sure no air leakage;
5.Keep the ear plug clean;
6.Remove the battery if you dont use it for long time.
