Futian | Product Details

factory direct sales hearing aid english overseas version this factory in stock batch export

Description

Packaging information:

CTN Szie: × × cm

G.W./CTN: kg

QTY/CTN: piece/carton

Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500 hz
Input Noise: ≤30 dB
Battery: AG13
Working Voltage dc1.5V
Working Current: ≤4mA

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