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Specifications:
- Model Number: Ear Sound Amplifier
- Product Type: Hearing Aids
- Product name 1: audifonos
- Product name 2: headphones
- Product name 3: sound amplifier
- Harmonic Wave Distortion:≤10％(1000Hz)
- frequency range: 300-4500 Hz
- Input Noise:≤30 dB
- Working Voltage: dc1.5V
- Working Current:≤3mA
- Color: As the picture shows
Note
- 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.
| Type | with Black box, with White box, with package |
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FREE & TRACKED
We ship across the globe to over 190 countries for Free!
All our parcels are sent tracked for your convenience and delivery progress can be followed online at any time.
DELIVERY TIME:
EUROPE: 14-21 Days
AMERICAS: 14-21 Days
REST OF THE WORLD: 21-29 Days
RETURNS
No questions asked 30 day free return policy for all countries.
We ship across the globe to over 190 countries for Free!
All our parcels are sent tracked for your convenience and delivery progress can be followed online at any time.
DELIVERY TIME:
EUROPE: 14-21 Days
AMERICAS: 14-21 Days
REST OF THE WORLD: 21-29 Days
RETURNS
No questions asked 30 day free return policy for all countries.