Ceretone LAMBDA L1X Manuel utilisateur
USER
MANUAL
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ceretone.co
Please read this user manual
thoroughly and completely
before using the product.
LAMBDA L1X
v 1.0
Contents
Notice
Intended Use
Warning & Safety Use
Accessory Kits
Do Not Use If
Matters Needing Attention
What is a Hearing Aid
How to Use Your Device
Turn On & Off
Bluetooth Connection
Volume Adjustment
Bluetooth/Hearing Aid Switching
Smart Key (R/L) Behavior
Charging
Sound Profile Switching
How to Wear Your Device
How to Use the Charging Case
Maintenance & Cleaning
Hearing Aids Care
Charging Case Care
Service & Repair
Using Your Hearing Aids Better
Tips For Better Communication
Troubleshooting
Technical Specification
Maintenance, Storage & Disposal
FDA Requirements
Warranty
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❈ This hearing aid is only to be used to help people improve
their hearing ability.
❈ This device is only intended for the purpose described in
these instructions of use.
❈ The manufacturer is not liable for damage resulting from
improper or careless use and does not assume responsibility
for personal injury or property damage sustained by or
through the use of this product.
❈ This device is an amplifying device and is not a therapeutic
medical product.
❈ This device can neither prevent nor alleviate organic
hearing loss.
Notice
I. INTENDED USE
1
❈ This device should NOT be used in the following
situations: Patients with chronic suppurative otitis media
(CSOM), congenital ear atresia, or any type of ear discharge
❈ In the case of discomfort and/or pain, please stop using
this device immediately and contact your doctor.
❈ NOT to be used at max volume; a sustained period may
cause discomfort or injury.
❈ This device is NOT recommended for use by those
suffering from Tympanitis or Ear Pyogenesis.
II. WARNING & SAFETY USE
Notice
❈ This device can NOT be used by anyone under the age of 18,
intended only for use by adults 18 and over.
❈ Keep this device away from children and pets.
❈ Keep small parts (hearing instrument, ear domes, battery or other
detachable parts) that can be swallowed out of children’s reach.
❈ Dropping, immersing in liquid, exposure to strong electromagnetic
fields or excessive heat will damage the hearing aids.
❈ Remove devices prior to any type of X-ray, MRI, or CT scan.
❈ If parts become stuck in the ear canal, seek medical assistance -
do not attempt to remove them by yourself.
❈ Do not use at high volume for extended periods of time - ear injury
can result.
❈ If you experience any pain or strong discomfort using the devices,
remove and consult a doctor.
❈ Routine maintenance to keep the device clean is required. Ensure
that ear domes are free of debris and moisture at all times.
❈ Avoid shocks or dropping the product.
❈ Do not store or use the product in environments of high humidity
or temperature (such as a sauna room), to avoid damage
❈ Batteries should be properly recycled and not disposed of in the
trash.
❈ Keep the devices away from small children. Injury or damage may
result.
❈ Do not set volumes too high. Listening with high-output devices
for extended periods at high volume levels can cause further hearing
damage.
❈ Do not share your hearing aids with others. Using a hearing aid
configured for someone else can result in hearing damage or injury.
II. WARNING & SAFETY USE
2
❈ Monitor for any unusual skin reaction. If you notice any allergic
reaction (itchiness, swelling, or rash), stop wearing the hearing aids
and consult a medical specialist.
❈ Do not touch the hearing aids to any type of magnet or magnetized
object. Your hearing aids are delicate electronic instruments and may
be damaged by contact with strong magnetic fields.
❈ Do not attempt to open or repair the devices yourself. Damage can
result and will void the warranty.
❈ Do not store your devices in hot/humid locations. You should
never leave your hearing aids near heating appliances or in direct
sunlight.
❈ Do not leave your hearing aids in the car as inside temperatures
can reach dangerous levels which could damage the devices.
❈ Do not use the hearing aids together with a cell phone earpiece
directly - excessive noise and distortion may result.
Instead, use via Bluetooth pairing with your cell phone. Radio wave
emissions from mobile phones can cause noise in the hearing aids or
result in reduced volume.
Please contact the MANUFACTURER:
❈ For assistance, if needed, in setting up, using or maintaining
your devices or
❈ To report any unexpected operation or events.
Notice
II. WARNING & SAFETY USE
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Specific Warnings/Statements
❈ Keep small parts away from and out of children’s reach to
avoid accidental ingestion
❈ Warning not to use in explosive or oxygen-enriched
atmospheres, as doing so may damage the device
❈ Warning that it should only be used by intended person as
using hearing aids designed for someone else may result in
hearing damage
❈ USB cable: 1 piece
❈ Ear tips: 6 pieces (3 pairs)
❈ Charging Case: 1 piece
❈ Cleaning tool: 1 piece
❈ User manual: 1 piece
Notice
III. ACCESSORY KITS
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1) Congenital atresia of external ear or deformity of any part of the ear
canal
2) Deafness is unstable, and the degree of hearing loss often fluctuates
3) Persistent headaches, dizziness, earaches, tinnitus or other symptoms
that are not suitable for adaptation
4) Sudden onset of hearing loss within the past 3 months; rapid progressive
deafness; unilateral hearing loss or other acute ear disease;
5) Effusion (secretions/discharge) in the ear and/or frequent purulence
(pus)
6) Central deafness (central nervous system) or non-organic deafness
7) Patients with acute otitis externa and tympanitis
8) Patients with acute and chronic suppurative otitis media (in the period of
purulent infection)
9) Patients who are allergic to the materials of this product
Notice
IV. DO NOT USE IF ANY OF THE FOLLOWING APPLY TO YOU:
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V. MATTERS NEEDING ATTENTION, WARNINGS & TIPS
❈ Do not immerse the hearing aid in any liquid. Remove the hearing aid
before swimming or bathing. After swimming or washing, wait for the ear
canal to dry before wearing the hearing aid.
❈ After removing the hearing aid at night, it should be placed in a case
with a desiccant if possible, protected from light, high temperature and
high humidity environment
❈ The external surfaces of the hearing aid should be kept clean, and
earwax in the ear domes should be cleaned out daily.
❈ Applicable objects: Suitable for people with air conduction hearing
loss of about 30-50dB
❈ When you do not use hearing aids, please charge the product regularly
to avoid battery damage; the recommended charging time interval of
hearing aids is ≤ 28 days
A hearing aid is a small electronic device
that you wear in or behind your ear. It
amplifies environmental sounds such as
voices or activity so that a person with
hearing loss can listen, communicate, and
participate more fully in daily activities, as
well as help people hear better in both
quiet and noisy situations.
What is a Hearing Aid?
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Turn ON:
❈ Remove the hearing aids from the charging case -
they will turn ON automatically (indicator lights flash
blue)
❈ The hearing aids enter into hearing aid mode
automatically after being turned on.
Turn OFF:
❈ Place the hearing aids back into the charging case
- the lights will flash blue three times and the devices
will shut off automatically and begin charging (if the
case is sufficiently charged or plugged into a power
source). The lights on the devices will be solid orange
(indicating charging).
I. TURN ON & OFF
How To Use Your Device
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Remove devices from case to
turn on
Place back on case to turn off
For ON - devices will
automatically go into Bluetooth
pairing mode with lights blinking
BLUE
For OFF - devices will
automatically go into charging
mode and the lights will turn
solid ORANGE
To connect via Bluetooth (first time pairing):
❈ Remove BOTH Left & Right devices (both must be charged)
from the Charging Case
❈ Be sure Bluetooth is enabled on your phone. Go to the
Bluetooth setting on your phone and select “Pair New Device”
(wording on your particular phone may vary slightly)
❈ Search for the Bluetooth identifier of your device (“Smart
Buds”) and select it to pair (connect) - this may take up to 2
minutes
❈ Be sure to accept any prompts given regarding connecting
the device to your phone
❈ After successful connection, the blue light on the device will
flash once every six seconds instead of rapid blinking
Note: The above pairing only needs to be done one time with your
phone. After that, as long as your phone is nearby and Bluetooth is
enabled, the hearing aids will automatically reconnect when taken
out of the charging case.
II. BLUETOOTH CONNECTION
How To Use Your Device
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