Max Sound Output: |
110¡À5 dB |
Max Sound Gain: |
¡Ý30 dB |
Harmonic Wave Distortion: |
¡Ü10% |
Frequency Range: |
300~4000 hz |
Input Noise: |
¡Ü40 dB |
Max Working Hours with Standard Battery: |
50 h |
Working Voltage: |
D.C. 1.5V |
Working Current: |
¡Ü4 mA |
Measurement: |
2.2¡Á1.4¡Á1.9 cm |
Net Weight: |
4 g (without Battery) |
¡¤Mini hearing aid
¡¤Rechargeable.
¡¤High-sensitive microphone.
¡¤Affordable and reliable.
¡¤Inner ear desigh,small size.
¡¤ Be convinient for film,drama,meeting, or class.
Packing/1pc: 11*7.5*4cm/100G
Carton:100pcs/0.043CBM/54.5*55.5*38CM/12KG
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