M&MY Hearing Amplifier Voice F-138 Mini Wireless Stealth Rechargeable Old – Age Ear – Back Hearing Aids

Hearing Aid
Condition: New
Material: Plastic
Max sound output: 129±4dB
Sound gain: 38dB
Total Harmonic Wave Distortion: 15%
Frequency range: 380-4500Hz
Input noise: ?30dB
Voltage: DC 1.5V
Current: ?8mA
When you see the film, watch the play, have meeting, or have classes, this product can help you to hear the sound clearly and loudly
Made of durable soft plastic material that comfortable

Product Features

  • 1.The appearance of fine, small and exquisite
  • 2.Power more noise less, more clear sound distortion is smaller
  • 3.Best Hearing Keep earplugs clean ? The hearing aid into the ear canal to adjust the position, plug, leaving no gap
  • 4.to block noise ?One-button operation, easy to use
  • 5.Applicable to the crowd: Applicable crowd: Middle-aged, adult, young

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