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Composition of Product structure
1 . Product name: In The Ear Hearing Amplifier
2 . Model: M3111
3 . Working principle:
A microphone converts sound signals into electrical signals.
The electrical signals are processed and amplifed by the
chip and then sent to the receiver, The receiver converts
the amplified electrical signals into sound signals and sent
it to the ear.
Operation instructions
Note:
1. This hearing amplifier has three levels of volume.
Double-click the button to switch the volume circularly.
2. When the hearing amplifier is put into the charging case,
it will turn off automatically.
3. This hearing amplifier has the function of memorizing of
the last time volume setting level.
Power on & Power off
Volume control
Common Problems and Solutions
Charge case breakdown self check
Performance Parameter
108dB+3dB
Product performance and parameters
1. Product material: PC/ABS
Earplug material: Silicone
2. Product battery capacity: 32mAh
3. Charging base battery capacity: 380mAh
4. Base charging time: ≈3 hours
5. Product charging time: ≈3 hours
6. Number of times the base can be charged: ≈4 times
7. Product battery life:
Single ear: 14-18 hours
Dual ear: 70-80 hours
Charging status and Usage
Note: Please use the hearing amplifier charging cable configured by the manufacturer.
Blue light is on
Charge case power indicator display mode
General Safety specifications
• High temperatures, high humidity, strong magnetic
fields (>0.1T magnetic resonance)X gray, and other
mechanical stresses may damage the hearing amplifer.
• Don't place the hearing amplifier in an area of high
temperatures and humidity. Do not use the hearing
amplifier when bathing, washing, shaving, or applying
makeup. Don't put the hearing amplifier in the
microwave oven.
• Don't press the Button/Touch control with too much
force to avoid damaging it.
• Don't discard old hearing amplifiers at will. if you need
to discard the units, please do in accordance with the
relevant national regulations.
Warning
• Don't use the hearing amplifier in explosive environments
such as a mine.
• Keep hearing amplifier away from children to avoid
issues such as accidental swallowing.
Attention
•
Users install and use in accordance with the electromagnetic
compatibility information provided in the attached files.
Portable and mobile RF communication equipment may
affect the performance of in-ear hearing amplifiers.
•
Avoid electromagnetic interference when using the hearing
amplifer such as being near mobile phones, microwave
ovens, etc.
•
Caution: Keep dry, avoid shocks and heat. Remove before
bathing or swimming.
•
Wait for ears to dry before reinserting. Store in charging
case at night, away from light and moisture.
•
Regularly clean earwax from the sound outlet of your
hearing aid.
Maintenance
Your hearing amplifier is a high-precision system. Proper
maintenance andoperation ensures optimum performance.
• Clean the earwax in the ear canal at least twice a week.
• Clean the microphone hold and receiver hold regularly.
• If the hearing amplifier is damp, do not use a microwave
oven, hairdryer, and/or other electric heaters to dry. Put
it in a dry and well-ventilated place to dry naturally.
• Wipe the hearing amplifier with a soft dry cloth without
using any solvents ordetergents.
• Don't strike or hit the hearing amplifier violently.
• When the hearing amplifier is out of order, do not dismantle
it without authorization. The damage caused by dismantling
the hearing amplifer will not be covered by the warranty.
Transport Conditions and storage Methods
1. Normal working conditions:
a)Ambient temperature is recommended: 0℃ .40 ℃
b)Relative humidity: ≤80%
c)Barometric pressure:86Kpa-106Kpa
d)Working voltage of hearing amplifer: 3.7v
e)Working voltage of charging case: 5V
2. Transport
The packed hearing amplifer can be transported by means
of general cargotransport, but should avoid any explosion
-sun, rain, snow, and mechanical colision.
3. storage
For long-term storage, hearing amplifiers should be stored
at 0-38 ℃.Relative humidity should not be more than 80%.
Make sure there are no corrosivegases in a wel-ventilated
area.
Symbol Description
Prevent water: hearing amplifiers are not waterproof.
Note! Consult attached files.
Dispose of discarded electrical and electronic
equipment separately.
Recyclable.
Accessories list
• Charging case: 1 unit
• Earplugs: Large, medium, small size per set
• Memory foam earplugs: medium size per set
• Charging cable: 1 piece of usB to Type-c cable
• User manual: 1 piece
Customer support
Contact Us on Amazon:
1. Go to "Your Orders" on your Amazon account.
2. Find the corresponding order.
3.Select "Problem with order" and choose theappropriate topic.
4. Select "Contact seller"
If there are any problems or dissatisfaction with the use of the
hearing aid，we sincerely hope to have an opportunity to make
it right.
mxvipser[email protected]
Support Hours:Mon-Fri: We will reply within 24 hours
Weekends: We will reply within 48 hours.
Please feel free to contact us if you have any questions.
Your satisfaction is our goal!
Via E-email
Product name
In The Ear Hearing Amplifier
PLEASE KINDLY READ THE USER MANUAL CAREFULLY
BEFORE USE THE PRODUCTTHANKS!
