hearing aid brands S-211
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Detailed Product Description
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1.Max Out: ≥115dB 2.Max Gain:≥30dB 3.Average Gain:≥38dB 4.Harmonic Distortion:a)≤10%(Frequency< 1000Hz) b)≤4%(Frequency >1000Hz) 5.Equvi Input Noise:≤30dB 6.Frequency Range:≥250Hz~3500Hz Stanard battery:AG3 or AG312 button cell Voltage:D.C. 1.5V Current:≤4mA Product Weight:3g Product Size:2.3*1.3*1.9cm Package: Plastic Box Package Size:11.1*8.4*3.3cm Carton quantity:120PCS Carton Size:52.5*31*39cm GW:11kg NW:9kg
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