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hearing aid price S-998

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Address: 7th floor, C&D seats, Tianhui Building, Ailian Park, Longgang District, Shenzhen.

Contact name:Frank

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hearing aid price S-998

Country/Region china
City & Province shenzhen guangdong
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Product Details

 

1.Max Sound Output:  129dB ± 4dB
2.Max Sound Gain: 45dB ± 5dB
3.Harmonic Wave Distortion: ≤5%   
4.Input Noise: ≤30dB 
5.Frequency Range: 450HZ~3500HZ
6.Working Voltage: 1.5V
7.Working Current: ≤3.0mA
8.Battery: AG13 or A675
Special Function Key: N-H                                   Adustement,USA Knowles speaker                    
 

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