1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer
DomoSecret

1 Pair F-136 Sound Voice Amplifier Hearing Digital Aid Enhancer

Regular price £42.99 £0.00
Specification:
  • Max Sound Output:130±5dB.
  • Sound Gain:≥50dB.
  • Total Harmonic Wave Distortion:≤5%.
  • Frequency Range:300~4000Hz.
  • Input Noise:≤30dB.
  • Voltage:DC 1.5V.
  • Current≤4mA.
  • Battery:AG13&A675.
  • "N" means "Power off."
  • "O" means "Power on."
  • "◢"Volume grade
The degree of hearing loss level:
  • 00-40 dB: normal
  • 41-55 dB: mild to moderate hearing loss (inaudible little voice, face to face short-range loud (normal) speech audible)
  • 56-70 dB: moderate deafness (basically talking loudly on the face of the exchange, the exchange of other cases is very difficult)
  • 71-90 dB: severe hearing loss (basic language can not communicate, you need to talk loudly in the ear can hear a little)
  • 90 db: very severe hearing loss (need ear can only hear the cries of force shout, usually basically silent world)
Caution, warning prompt statements:
  • If you hear howling check earplugs (silicone) size is appropriate, whether plugged,Choose a suitable each ear, ear canal size and plugged seal, do not leak.
  • Not using, please remove the battery to avoid battery decay erosion hearing aid parts.
  • Periodically clean earplugs or ear molds to ensure the normal use of hearing aids.Shock, drop, moisture, high temperature.
If No sound from hearing aid.Check as follow:
  • Power is off.
  • The battery is in correct direction.
  • Hearing aid is run out of the battery.
  • The earphone is damaged.
  • The wire is broken.
  • 2 x F-136 In-Ear Hearing Aid
  • 4 x 1.5v Battery
  • 6 x Earplug
  • 2 x Manual
  • 1 set Tools

Share this Product


More from this collection