AD 104 Audiometer Hearing Loss Testing Audiometer Digital Machine Audiogram Portable Device free shipping

AD 104 Audiometer Hearing Loss Testing Audiometer Digital Machine Audiogram Portable Device free shipping
  • Продавец
  • Список ценUS $2771.40piece
  • Продажная ценаUS $2771.40piece
  • ДоставкаБесплатная доставка
  • Рейтинги4,5 (348)

Oписание продукта


When payment is confirmed ,item will be ship out within 1-2 days

Welcome ODM ,OEM order with wholesale price



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Why use hearing aid :

If you find it\'s difficult to hearing very well from others,the hearing aid can help you regain your hearing so you can live the life you\'re used to .

Wearing hearing aid means rediscovering the pleasure of gathering with friend and family ,feeling more confident at work,and enjoying movies,music,and TV Programs,if you want to hear a clear world,it will be a good choice.



This price is for only one pcs for one ear ,if you need both ears ,please place order 2 pcs,both ears are common use.


Technical Parameters:

Max Outge 129 plusmn 3dB

Max Gain ge 40 plusmn 5dB
Frequency Range: 450~ 3800Hz
Harmonic Distortion: le10%
Equivalent Noise Input: le 32dBSPL
Voltage 1.5V
Current le 10mA
Product Weight3.5g
Product Size
Packing details paper + plastic box
Packing Size 42*37*10mm
Q.T.Y/Carton 100PCS
Carton Size
GW 13kg


N-H function :Low frequency compression of n-h can reduce noise.






F1. Medium power, suitable for moderate hearing loss;

2. The built-in microphone and chip have good sound quality

and low power consumption;Wearing comfort;

3. Low distortion of high fidelity microphone;

4. Low frequency compression of n-h can reduce noise.

4. Comfortable adjustment, and can reduce the noise.


1.The wire plug connected to the headset.Then earplug connector (hard) to the headset, earbuds (silica gel) to connect to the headphone connector pedestal

2.The battery installation: Gently open the battery compartment cover, put a battery into the battery compartment in the right direction, then close the battery compartment .
3.Before you use this item ,you have to turn the ON-OFF switch to Off,and turn the sound volume to minimum
4.Then put this item on you ear, keep it tightly
5.Next, turn this item ON, adjust the volume until you hear clear sound


- 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.
- Please regularly clean the ear plugs or ear molds in order to ensure the normal use of hearing aids.
- Use for long periods of time, please remove the batteries to prevent battery rot erosion hearing aid components.
Package Content:

1 x Hearing Aid+2pcs BTE tube

1 x Cleaning Brush

3 x Earplug(Different Size)

1*feie Warranty Card


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more than 10 years Professional QC Medical Equipment for all Testing hearing aids quality before ship out from our factory.the quality must be guaranteed




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