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Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case

    Buy cheap Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case from wholesalers
     
    Buy cheap Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case from wholesalers
    • Buy cheap Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case from wholesalers
    • Buy cheap Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case from wholesalers
    • Buy cheap Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case from wholesalers

    Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case

    Ask Lasest Price
    Brand Name : Retone
    Model Number : K419
    Certification : FCC, CE,FDA, RoHs
    Price : $199-$245/Units >=100 Units
    Delivery Time : 15-30days
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    Mini Invisible Rechargeable Hearing Aids With Storage And Charging Case

    Rechargeable Hearing Aid with Storage and Charging Combo Portable Charging Case Mini Invisible Hearing Devices Two Blue & Red


    Specification Of Digital invisible Hearing Aid

    K419 Rechargeable hearing aidsdigital ear canal
    Maximum output (dB SPL):115Frequency range (Hz):250-5500
    Average output (dB SPL):105Harmonic distortion: 500Hz: 2%
    Full gear gain (dB):40Harmonic distortion: 800Hz: 2%
    Average gain (dB):32Harmonic distortion: 1600Hz:2%
    Battery Capacity (mAh):25mAhInternal noise (dB):20

    The structure of the hearing aid

    Since the electronic hearing aids were put into use in the early 20th century, the structure of the hearing aids has not changed much, and it is still composed of a microphone, an amplifier, a receiver and a power supply. But hearing aid parts are shrinking in size, sound quality is improving, and there's more selective control.

    1 Microphone: collects sound and converts it into radio waves.

    2 Amplifier: Increase the intensity of the radio waves.

    3 Receiver: Just the opposite of the microphone, converts the increased electrical energy back into sound waves.

    4 Power: Small battery.

    5 Shell: Protects the internal structure.



    1. Smart chip, noise reduction, HD hearing sound.
    2. External microphone, decrease whistling feedback.
    3. Drop-proof hard shell, IPX4 waterproof design, durable to use.
    4. Designed for mild, moderate hearing loss.

    5. Recyclable charging
    Built in high-capacity lithium-ion battery,long continuous working time and recyclable rechargeable hearing aid saves thetrouble of purchasing and replacing batteries, which is convenient and worry-free

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