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Digital Rechargeable Hearing Aids USB Ear Aid Sound Amplifier Portable Adjustable Tone For The Elderly Care Deaf Hear Aid S-318

$50.35$100.69

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SKU: 4001199192095 Category:

Digital Rechargeable Hearing Aids USB Ear Aid Sound Amplifier Portable Adjustable Tone For The Elderly Care Deaf Hear Aid S-318

Features:

1.High and low tone control

2.Left & right ear adjustability

3. Background noise reduction

4.Suitable for people with moderate hearing loss (80-90dB)

Specification:

Peak OSPL 90 ( dB SPL): 118dB

HAF OSPL 90 ( dB SPL): 114dB

Peak Gain(dB) : 45dB

HAF/FOG Gain (dB) : 36dB

Frequency range(Hz) : 300-5500Hz

Distortion : 500Hz : 5%

800Hz : 3%

1600Hz: 3%

Packing list:

Hearing aid * 1

Silicone earplugs * 4

Cleaning brush * 1

USB charger * 1

Charger case* 1

Manual in English* 1

Note :

That is normally situation that hearing aid make whistle noise .

-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.

-Increase volume gradually to avoid sudden increase in sound.

-Choose an earplug of slightly bigger size to avoid whistler.

-Adjust volume to the minimum before wearing.

About noise , you can do this steps to remove it .

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