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Headphones For Deaf Audifono Invisible Amplification Rechargeable Best Voice Amplifier S-219

Headphones For Deaf Audifono Invisible Amplification Rechargeable Best Voice Amplifier S-219
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Product Details
  • Item TypeEar Care
  • MaterialAbs
  • Model NumberS-219Mini
  • Is_CustomizedYes
  • Brand NameFeie
  • Product Type Mini Aparelho Auditivo Rechagreble Sound Amplifier
  • Suitable For Mild To Severe Hearing Loss
  • Properties: Rehabilitation Therepy Suppliers
  • Color Beige
  • Volume:Can Be Adjusted
  • Certificate: Ce, Iso, Fda
  • Warranty1 Year
  • Deaf Aid Best Sound Voice Amplifier
Product Description
headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

1. Maximum saturation sound pressure ≥ 128dB ± 4dB pole
2. full block sound gain: ≥ 40dB ± 5dB
3. The average gain: ≥ 38dB
4. Harmonic distortion:
a) frequency less than 1000Hz when not more than 10%
b) when the frequency is greater than 1000Hz is not more than 6%
5. Equivalent noise: ≤ 26dB.
6. Frequency response: no narrower than 300Hz ~ 3500Hz
Operating voltage: 1.2V
Operating Current: ≤ 4mA
Product weight: 3g
Package: paper + plastic box
QTY: 50PCS
Carton Size: 36 * 30 * 26.5cm
GW: 7kg
Net Weight: 6kg
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.
1 x Hearing Aid
1 x Cleaning Brush 3 x Earplug(Different Size)
3 x Earplug(Different Size)
1 x Instruction manual (English) •Available
•Delivery within 3 days
•one year
We send the products by sea or by air accroding to the demand of customers

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

headphones for deaf audifono invisible amplification rechargeable best voice amplifier S-219

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