1 Pair Rechargeable Digital Hearing Aids In-Ear Invisible Sound Voice Amplifier

Mini portable charging case. -Fitting Range：From Mild to Moderate (between 26-55dB hearing loss). Hearing Device 2. High signal noise ratio. -Dual Ear Usage：YES. -Equivalent Input Noise：29dB+3dB. -Frequency Range：F1<400Hz, F2>4700Hz.

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