Digital Hearing Aid For Elderly One-touch Operation Sound Amplifier High Power First Aid Mini Massager Moderate to Severe Loss
Miniature?invisible?design,?full?digital?circuit,?clear?sound,?comfortable?wearing,?digital?volume?control,?durable,?6channel?adjustment?to?reduce?noise,?low?power?consumption.Ourproducts?adopts?the?invisible?appearance?design,multiple?digital?channels,comfortable?to?wear,?painless?after?long-term?wear.
So?choose?us,?you?not?only?did?not?spend?too?much?money,?but?also?improved?the?quality?of?life,?happier?and?happier!Listen?to?the?beautiful?world.
We?have?professional?certification?and?factory.
Prompt:
There?are?Whistle?as?you?put?the?battery?into?the?hearing?aid?.
Please?donot?worry?.because?the?air?presure?will?make?Whistle.
1.Please?adjust?lower?volume?.
2.Choose?the?suitable?ear?plug
3.Make?sure?if?you?put?the?earplug?tightly,sound?leak?will?make?the?Whistle.