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New Intelligent Rechargeable Mini Hearing Aids Low-Noise Wide-Frequency Operation Elderly In-Ear Deaf Sound Amplifierscouts

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New Intelligent Rechargeable Mini Hearing Aids Low-Noise Wide-Frequency Operation Elderly In-Ear Deaf Sound Amplifierscouts

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Brand NameU-Kiss OriginChina Mainland Model NumberEar Hearing Aid Working hours35-48 hours Charging…

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New Intelligent Rechargeable Mini Hearing Aids Low-Noise Wide-Frequency Operation Elderly In-Ear Deaf Sound Amplifierscouts

Brand NameU-Kiss OriginChina Mainland Model NumberEar Hearing Aid Working hours35-48 hours Charging time3 hours Equivalent input noise level 35dB Total harmonic distortion 10% Average gain23dB5dB Frequency response range300Hz3500Hz