BTE hearing aids for the elderly Zinc Air Battery 600 hours sound amplifier device Ear care earphon
US $16.55
Original Price : US $23.64 (30%)
Limited Price BTE hearing aids for the elderly Zinc Air Battery 600 hours sound amplifier device Ear care earphon with FREE Shipping Worldwide!
4.86
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Product description
[32855921780]A battery can be used for up to 600 hours
Specification
Max sound output:130dB±5dB
Max sound gain:40dB±5dB
Total harmonic wave distortion:≤5%
Frequency range:300Hz-4000Hz
Input noise: ≤30dB
Battery:A675 Zinc Air Battery
Voltage:D.C.1.5V
Current:0.8mA
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