Digital Hearing Aids Rechargeable Audifonos Sound Amplifier Professional Hearing Aid BTE Hearing Device Audifonos for De

Tips for buyers 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 small 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 howling is more likely to occur Therefore gradually increasing the volume from low can effectively avoid howling 2 When the ear canal is completely sealed there is no howling sound Therefore please use hearing aids after cleaning your ear canal and test the earplugs from large to small to find the most suitable earplugs 3 After the hearing aid enters the ear canal it is recommended to push the hearing aid with your fingers and hold it for 1 2 seconds and then release it to fully extend the earplug In addition If you do not know how to use it or there is a problem with your hearing aid please do not rush to leave a negative review and contact us Thank you Feature 1 Peak Gain dB 45dB Suitable for mild to moderate hearing loss Reference hearing loss map 2 Triple noise reduction reduce current noise minimizes feedback digital chip reduce receive noise3 Binaural dedicated design Improve the brain s spatial judgment of sound 4 More subtle thin tube more lighter weight Fir and no forei