Designed for extreme hearing loss, Pocket Hearing Aid JH-238 includes a robust set of features to deliver the confidence, connectivity and convenience you deserve.
Max Sound Output: 128DB
Sound Gain: ≥40dB±5
Total Harmonic Wave Distortion:≤30%
Frequency Range: 300-6000Hz
Input Noise: ≤40dB
Voltage: D.C. 3V
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