Hearing Aid for Helping Deafness-sound Amplifier
information of hearing aid
1,Product size |
43x17.5x10mm |
2,Weight |
8g |
3,Max. saturation sound pressure level(OSPL90) |
≤129+3dB |
4,Full on Acoustic Gain |
45±5dB |
5,Harmonic Distortion(THD) |
F<1000HZ, ≤ 15% F≥1000HZ, V ≤10% |
6,Frequency Response |
450Hz~3500Hz |
7,Equivalent Input Noise |
≤ 130dB |
8,Battery |
AG13/LR44 |
9,Battery Current Drain |
≤ 8mA |
10,Rated Voltage |
DC1.5 V |
picture of hearing aid

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