Description
Mini Sound Amplifier Hearing Aid Description:
-
- Mini size and amplifier
- Volume control
- ON/OFF switch
Mini Hearing Aids Technical Data:
- Max OSPL90 : below 112dB + 3dB
- Max Sound Output: 107dB ± 4dB
- Max Sound Gain: 30dB ± 5dB
- Input Noise: 29dB + 3dB
- Working Voltage: DC 1.45V