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  • jani

    AXON F-139 Hearing aid

    110 | - 19% | 136

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    Detailed description:

    Max Sound Output: 130± 5 dB

    Max Sound Gain: ≥ 50 dB

    Harmonic Wave Distortion: ≤ 5%

    Frequency Range: 300~4000 hz

    Input Noise: ≤ 30 dB

    Battery: AG13 Button battery

    Max Working Hours with Standard Battery: 70 h

    Working Voltage: D. C. 1.5V

    Working Current: ≤ 5 mA