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Rechargeable Medical Device Hearing Aid for Ear & Hearing
Rechargeable Medical Device Hearing Aid for Ear & Hearing
Regular price
GH₵360.00
Regular price
Sale price
GH₵360.00
Unit price
per
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Product Description
Specification
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Max sound out put
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129+/- 3dB
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Sound gain
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>= 40dB+/- 5dB
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Total harmonic wave distortion
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<= 10%
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Frequency range:
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450-3400MHz
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Voltage:d.c.1.2V Current:<=2mA Full charging with about 1~2 hours Working about 48 hours
