Hearing Amplifiers for Ear Rechargeable, Doosl Mini Invisible Personal Sound Amplifier with Noise Cancelling, Portable Charging Box, 1 Pair
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About this item
Doosl RIC Hearing amplifiers for Seniors Rechargeable with Noise Reduction
Hearing aids work by magnifying sound vibrations entering the ear.Hearing loss is often treated with hearing aids, and although they aren't a cure, hearing aids offer a potentially life-changing improvement to the way you hear.
How to do charger the Hearing aid?
The rechargeable hearing aid pairs with a new, expertly designed charging case that easily slips into your pocket or handbag. When placed in the charging case, LED lights indicate the battery status of both the hearing aids and the portable charging case.
What to do when you wear the Hearing aid device?
Adjust volume to the minimum before wearing.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid sudden increase in sound.
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.