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Axon F-18 Hearing Aid
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- Adjust volume to the minimum before wearing.
- Choose an earplug of slightly bigger size to avoid whistler.
- Increase volume gradually to avoid sudden increase in sound.
- If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
- Keep the ear plug clean
- Remove the battery if you don't use it for long time.
PACKAGE1 x Hearing Aid1 x AA batteries1 x UserManual4 x Earplug (different sizes)
|Max Sound Output
||129±4 dBMax Sound Gain: 55dB ± 5dB
|Harmonic Wave Distortion
||1 x AA battery (included)