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hearing aids rechargeable 2023 Invisible Digital Sound Amplifier for Deafness Wireless Hearing Aid audifonos para sordera earbud
$55.99 USD$72.79 USD23% off
Color: Black
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Rechargeable Hearing Aid Mini Invisible Digital Sound Amplifier for Deafness Elderly
Wireless Aids to Severe hear loss aparelho auditivo
Product Features:
* Mini size--Invisible to wear
* Easy to operate for elderly
* Digital chips, Noise reduction
* Rechargeable--no need to replace battery
* Around 25 Hours to use after fully charged
Product parameters:
Size: 21.7x15x21.9mm
Working voltage: DC 3.7V +5%, -10%
Working current: ≤ 1.4mA
Frequency response: 300-5000 Hz
Equivalent Input Noise: ≤29dB, +3dB
Maximum Saturation Acoustic Output: ≤128dB, +3dB
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