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Bluetooth Hearing Aids(EHA-330)

Bluetooth Hearing Aids(EHA-330)
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Base Performance

Max Sound Output:   130±5 dB

Max Sound Gain:55 dB

Harmonic Wave Distortion: 1%

Frequency Range:   300~4500 Hz

Input Noise: 30 dB

Working Current: 2 mA

Featured Function:

Rechargeable Battery:   battery is Rechargeable Li battery and Capacity is up to 65mAH

Volume up/down:   volume can be adjusted by Digital key

Hearing amplification:   You can select by yourself what frequency range sound do you want to amplify according to your hearing loss

Color:   black or white two colors

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