GuDoQi Mini Hearing Aids Adjustble Sound Amplifier

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
Keep the ear plug clean
Remove the battery if you don’t use it for long time
Increase volume gradually to avoid sudden increase in sound

Max Sound Output: 130dB ± 5dB
Max Sound Gain: 48dB ± 5dB
Harmonic Wave Distortion: not more than 4%
Frequency Range: 450-3500 hz
Input Noise: not more than 30 dB
Battery: AG5
Working Voltage: DC 1.5V
Working Current: not more than 4mA

Package including:
1 x Hearing Aids
2 x Earplug (different sizes)
2 x AG5 Battery
1 x User Manual

Product Features

  • The volume of sound of this hearing aid sound amplifier can be adjusted
  • Please adjust the volume to the minimum before wearing
  • Keep the ear plug clean
  • It is light and easy to carry
  • Come with different size of earpieces

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