Hearing Aid, POLY

2,450.00

Packaging: 1 piece

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Max Sound Output: 128±5dB

Sound Gain: ≥38dB

Total Harmonic Wave Distortion: ≤10%

Frequency Range: 400—-4500HzInput Noise: ≤30dB

Voltage: 1.5V

Current: ≤4mA

Battery: with A675 Zinc-Air /AG13

Button Cell  Estimated Battery Life: Over 100 hours /35 hours