Mini Behind The Ear Sound Amplifier With Digital Volume Adjustable Hear Clear For The Elder Deaf Aids Care HOJZ

Specifications:
BTE Hearing Amplifiers
Size: 6.75 x 4.35 x 1.9cm
Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500 hz
Input Noise: ≤30 dB
Working Voltage: 1.5 V
Working Current: ≤4mA
Battery: AG13 button battery (Without Battery)
Net Weight: 7g
Package included:1 x Hearing Amplifiers;3 x Earplug (different sizes)

Note:
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.
Keep the ear plug clean
Remove the battery if you don’t use it for long time.

Product Features

  • Adjust volume to the minimum before wearing.
  • Choose an earplug of slightly bigger size to avoid whistler;keep the ear plug clean
  • 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.
  • Remove the battery if you don’t use it for long time.

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