1.hearing aid with the ce 2.Adjustable volume control 3.Mini sound amplifier 4.with NI-MH battery 5.no moq

rechargeable R-51  R-51 Bluetooth Rechargeable Bte hearing aid with the CE  hearing aid

•Small hearing aid                                           

•Rechargeable blue tooth sound amplifer.                

 •Over 8 hours working charge one time.          

Max Sound Output:	130±5 dB
Max Sound Gain:	≥50 dB
Harmonic Wave Distortion:	≤5%
Frequency Range:	300~4000 hz
Input Noise:	≤30 dB
Battery:	A312 Zinc Air Button battery
Max Working Hours with Standard Battery:	50 h
Working Voltage:	D.C. 3.7V

  Max Sound Output:  130±5 dBMax Sound Gain:  ≥50 dBHarmonic Wave Distortion ≤5%Frequency Range:  300~4000 hzInput Noise:  ≤30dB                        Battery:Rechargeable and Replaceable BatteryWorking Voltage:  D.C. 3.7VWorking Current:  ≤4 mAMeasurement:4.6*2.8*2.2cmNet Weight:16g                    Spicial function: N-H key

Details:

For people with hearing loss, if they first have to be treated or the operation is proved to be invalid, a hearing aid is available after the lesion is completely stable. In the case of the recent deaf or in the active stage, it will be decided one year after the condition is stable, but for hearing impaired people of slow genetic disorders, they shall be areful in using a hearing aid, and had better use it under guidance of hearing audiologistsEars serious externa, otitis media, double plane pyorrhea than are not completely atresia gas guide, can consider to use hearing the bone. Other kinds of deafness in gas guide hearing aid patientsBefore choose a hearing aid, a pure tone hearing test shall be made, and then choose an appropriate one based on the audiogram. For patients with sensorineural hearing loss, they should be tested on the threshold function to determine language favorable effectHearing aid users should try the hearing aid for 2-3 weeks. This allows the deaf to repeatedly adjust all control buttons under the guidance of specialized personnel, and a most suitable hearing aid may lead to a satisfactory resultIf permitted, patients with a hearing loss of less than 90dB, they shall first use BTE or inside type hearing aid, but for those with a hearing loss of more than 90dB, they are recommended to use the BTE type, and patients with very severe hearing loss can be embedded with an electronic cochlear implant through a surgeryGenerally, only one hearing aid is possible to solve the hearing problems, but using two hearing aid is permitted according to different conditions or personal referenceFor babies and kids, they are recommended to use the high power hearing aid before they are 2 ~ 3 years old

Maintenance Method:

Use dry cloth or hearing aids special cleaner gush in dry cloth to clean the hearing aidPlease remove the batteries to avoid eroding parts of hearing aids by the rotten batteries when you don't use it for a long timeProtecting hearing aids from shocks, falling, humidity and high-temperatureWhen not in use, please close the hearing aid to extend battery life

Why the Hearing Aid can't Work or the Sound is not Clear?

Whether the switch is openIf the battery in the correct installation positionWhether there have electricity batteriesWhether the batteries storehouse is closedWhether earplug is chokingWhether the earphone or the wire is brokenThe battery voltage is insufficient or the earphone is broken

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