HHE Sound Amplifier Hearing Aids Deaf Wireless Headset Handset Tool

HHE Sound Amplifier Hearing Aids Deaf Wireless Headset Handset Tool Deskripsi : Origin : Mainland China Model Number : G25,G20,G10 Brand Name : HHE hhe Model : G25 Battery : rechargeable Battery Net weight : 6g Product Type : BTE audifonos Noted : The hearing aid not include A/C plug, Only include USB charge line. Please charging it with your phone adapter . HHE Ear sound amplifier rechargeable hearing aid for the elderly The cause of howling/noise: The internal amplifier and the microphone are close to each other of the hearing aid, and the sound is continuously received and expanded, so it has a certain possibility of produce howling after power-on. At present, smal l hearing aids and high-power hearing aids on the market can hardly avoid howling, and only full-digital hearing aids can avoid howling. Ways to avoid howling/noise: 1. When the power is high (the amplified sound is large),