Why is there a whistling during the wearing process?. We give 3 different sizes of earplugs to reduce howling and noise. Suitable for mild to moderate severe hearing loss (Reference hearing loss map).
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Description: Rechargeable, simple to operate, this mini sound amplifier will offer you precise sound amplification. You will regain the pleasure of enjoying music, movies, and TV programs, having conversions with other people. Convenient for daily use and travel use. .
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Why is there a whistling during the wearing process?. We give 3 different sizes of earplugs to reduce howling and noise. Suitable for mild to moderate severe hearing loss (Reference hearing loss map).
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Insert the hearing aid tightly into the ear canal. Natural Sound: This hearing aid is suitable for the people with mild to moderate hearing loss. Equivalent Input Noise (dB): 28dB. USB data cable x1.
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Input Noise:≤26dB±3dB. Max sound out put: 126±3dB. Sound gain:≥ 28dB±5dB. 2 Main Unit. - Which is convenient and comfortable to wear.
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When you put on a hearing aid, you will be able to hear conversations, music and TV shows. Hearing aids are small and lightweight, making you comfortable. - [Two Independent Listening Modes] H: high-frequency mode, suitable for noisy situations.
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It can greatly reduce noise, provide clear sound quality. we only sales hearing amplifier. Equivalent Input Noise Sound Level: ≤29dB+3. Frequency Response Range: 400Hz-4500Hz. Fine quality material, safe and non-toxic.
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