Pocket Hearing Aid S-7B
Technical Parameters：
Max Out: 130dB ± 4dB
Max Gain：56dB ± 5dB
Harmonic Distortion：≤10%
Frequency Range：300Hz～4000Hz
Equvi Input Noise：≤32dB
Stanard battery：AA batteries,No 5
Voltage：D.C. 1.5V
Current：≤6.5mA
Features:
1.Medium power suitable for moderate to severe hearing weak people.
2.Stable quality,simple operation,easy to use
3.Low distortion,low noise
Specification:
M--normal frequency
T--High frequency
O--turn off
0-8: Small-Lound
Product Weight：25g
Product Size：7.4*4.5*1.8cm
Package：Paper+Plastic Box
Package Size：12*8.6*3.2cm
Carton Quantity：120PCS
Carton Size：52.5*31*39cm
GW：12Kg
NW：10Kg
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