Adjustable Hearing Aids Sound Amplifier Hearing Aid for the Deafness Behind Ear Adjustable Amplifier Speaker Amplified
$12.90
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1. Low frequency noise reduction, intelligent noise reduction, no noise, listen to natural sounds2. Medical silicone, comfortable to wear, suitable for long-term wear, does not affect normal life3. Small size. Portable storage, only 7-8g, very convenient to carry4. Easy to use, no need to replace the battery, built-in lithium-ion battery, after full charge, it can be used continuously for 18 hours. If used 2-3 hours a day, it can be used continuously for a week.
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