welko InfiniEar ITE User manual

INSTRUCTIONS MANUAL
InfiniEar®
ITEhearingamplifier
[Rechargeable]
Welko™
aqualityproviderofinnovativeproducts

TABLE OF CONTENTS:
Introductions.............................................................. 3
Getting started........................................................... 7
How to turn ON/OFF & adjusting volume............... 8
Charging up the device.............................................. 10
Installing ear tip......................................................... 15
Wearing the device..................................................... 16
Maintenance & repair service................................... 18
Use & Care................................................................... 19
Limited Warranty....................................................... 20
Statement of using hearing aids.............................. 21
Identication of known side eects......................... 21
Warning to hearing aid dispensers.......................... 22
Important notice for prospective hearing aid user 23
Children with hearing loss........................................ 24
Product & technical information.............................. 25
Manufacturer & distributor information................. 26

Thank you for purchasing the
Welko™ InniEar® ITE Rechargeable Hearing Amplier.
Welko™ InniEar®ITE Rechargeable Hearing Amplier is
a wearable air-conduction hearing device that ts in
the ear, intended to modulate sound for the wearer to
hear better.
You have our commitment to continue provide you with
support for using the Welko™ InniEar® ITE Rechargeable
Hearing Amplier you just bought. We encourage you to
take advantage of our Customer Service hotline to let us
know your opinions about the device. More importantly,
share your experience with us.
It is essential that you read carefully this instructions manual
prior to using your Welko™ InniEar® ITE Rechargeable
Hearing Amplier. All of the operating instructions in this
manual should be followed when using the device. Please
read & adhere to the warning statements, and be sure to
keep this instructions manual for future reference.
Thank you again for your business.
InniEar®
Customer Service Team
Email: customersrv@inniear.com
http://www.inniear.com
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Introductions
This instructions manual includes the instructions for
using the Welko™ InniEar® ITE Rechargeable Hearing
Amplier.
To get acquainted with the Welko™ InniEar® ITE
Rechargeable Hearing Amplier, you should wear the device
try listening to the radio and watching television, and to
start conversations with the others. This will help you
comfortably adjusted to the device in identifying sounds
and voices surrounding you. When you rst start wearing
the device you may want to concentrate on sounds and
voices you want to hear, practice with your Welko™ InniEar®
ITE Rechargeable Hearing Amplier to pick them up from
one to another. It is important to tell apart your own voice
thru the use of your Welko™ InniEar® ITE Rechargeable
Hearing Amplier, that way you will learn how to keep from
speaking loudly while wearing the device.
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Each of the
Welko™ InniEar® ITE Rechargeable Hearing Amplier comes
with one amplier unit, a rectangular plastic dual-charger/
container, two silicone rubber ear tips and one AC power
adapter to operate at 110V 60Hz.
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Illustrations of the Welko™ InniEar® ITE Rechargeable
Hearing Amplier below indicate the function of all controls
of the device intended for user adjustment.
Side view of the Welko™ InniEar® ITE Rechargeable Hearing
Amplier.
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Volume
control
ON/OFF
switch
(below)
Silicone
eartip
Micro-
phone
Receiver
end

Illustrations of the Welko™ InniEar® ITE Rechargeable
Hearing Amplier below indicate the function of all controls
of the Dual-charger/Container intended for user adjustment.
Side view of the rectangular plastic Dual-Charger/Container
of the Welko™ InniEar® ITE Rechargeable Hearing Amplier
with the provided AC power adapter.
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Ear tip
pockets
Device
charging
port
Charger
ON/OFF
switch
Charger
lid &
hinge
Connector
of the
AC power
adapter
Battery
indicator
lamp
Battery
test
button
Charging
indicator
lamp
Charger
socket
(behind)
AA battery
compartment
(underneath)

GETTING STARTED:
1. Hold in your right hand the Dual-Charger/Container with
its DC power jack facing you, rest the other end on the side
of your left hand index nger with the thumb nail pushing
the thumb tab of the lid to ip open. See diagrams below.
2. Use your left hand to lift the device from the charging
port of the Dual-Charger/Container. See diagram below.
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HOW TO TURN ON/OFF
AND ADJUSTING VOLUME:
1. To turn on, hold the device between your left hand thumb
and index/middle ngers as illustrated below, with your
right hand index ngernail gently slide the ON/OFF switch
located at the front end of the device to its “ON” position.
2. To turn o the device, simply slide same switch to its “OFF”
position with your right hand index ngernail.
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HOW TO TURN ON/OFF
AND ADJUSTING VOLUME (cont’d):
3. Volume control is located on the side of the device, see
diagram below. To adjust sound volume, hold the device
between your left hand thumb and index/middle ngers as
illustrated in the diagram on the earlier page, turn the knob
with the thumb of your left hand to regulate volume up or
down. Slowly turn the knob to your left to reduce sound
volume, vice versa to increase.
For best results, we suggest start using the device with
volume on low, gradually increase it per your preference.
To regulate sound volume while wearing, you will have to
remove the device from your ear and replace it when done.
Do not set the volume too high. High volume may cause
excessive feedback and pose health risk.
Do not apply much force to hold the Welko™ InniEar® ITE
Rechargeable Hearing Amplier while turning ON/OFF the
device or adjsuting its volume, it may abruptly fall out of
your hand if not in control. - 9 -

THE RECHARGEABLE SYSTEM:
The rechargeable system of the Welko™ InniEar® ITE
Rechargeable Hearing Amplier ensures continuous use of
the device without worrying about replacing battery. When
the rechargeable Ni-MH battery that built-in the device
runs down, just charge it back up again. The unique feature
of the system is its dual-charge capability, you may either
choose to use wall outlet or AA battery to charge up.
It is recommended to always use wall outlet with AC power
adapter for intensive charge up. Choose AA battery to
charge up only there is no appropriate wall outlet available,
or you are on the go. If the Dual-charger/Container is
connected to a wall outlet with an AA battery installed,
alternating current will be selected.
A panel with a set of LED indicating lights and switches is
mounted on the Dual-Charger/Container for monitoring the
battery status while charging. See diagram below pictures
the top view of the panel with the Welko™ InniEar® ITE
Rechargeable Hearing Amplier and ear tips properly
parked. For details of the panel may be referred to Page 6 of
this user’s manual.
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CHARGING UP FROM A WALL OUTLET:
1. Before charging up make sure power of the device
(amplier unit) is turned o. Follow Step #2 of HOW TO
TURN ON/OFF AND ADJUSTING VOLUME on Page 8 of this
manual to turn o.
2. Hold the device (amplifer unit) between your thumb and
index nger with its ear tip pointing downwards, place it
into the charging port of the Dual-Charger/Container.
3. Your Welko™ InniEar® ITE Rechargeable Hearing
Amplier should come with an AC power adapter. To avoid
possible risk of electric shock, connect rstly the AC power
adapter jack to the charger socket, as shown below.
4. Once plugged the AC power adapter into a wall outlet,
slide the ON/OFF switch on the panel of the Dual-Charger/
Container to its ON position to activate the rechargeable
system, the green LED Charge Indicator lamp will blink three
times notifying you the rechargeable system is ready.
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CHARGING UP FROM A WALL OUTLET (cont’d):
5. In two seconds or less same green LED lamp of the LED
Charge Indicator will start blinking, indicates your device
is being charged. If not, check the electric connection to
the wall outlet is properly connected and ensure the device
(amplier unit) is switched to its “OFF” position, then start
over. You may want to contact Customer Service if the
problem persists.
6. Close the lid of the Dual-Charger/Container to let the
device get charged up without interruption.
7. The green LED Charge Indicator lamp on the panel of the
Dual-Charger/Container will stop blinking once the device
is charged up and will remain lit in green until the device
(amplier unit) is removed from the Dual-Charger/Container
or the AC power adapter is unplugged from the wall outlet.
To rst charge your Welko™ InniEar® ITE Rechargeable
Hearing Amplier from a wall outlet can take up to 4 hours
or so, and each charge should last 10 hours of continuous
use before the next recharging is needed. When not using
the device turn it o, this will help save battery.
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CHARGING UP BY A 1.5V AA BATTERY:
1. Before using a 1.5V AA battery to charge up your Welko™
InniEar® ITE Rechargeable Hearing Amplier make sure
the device (amplier unit) is turned o. Follow Step #2 of
page 7 of this manual to power o the device. Unplug the
AC power adapter from the wall outlet, as well as, disconnect
the AC power adapter tip (socket) from the Dual-Charger/
Container, if connected.
2. Place the device with its ear tip on and pointing down-
wards to the charging port of the Dual-Charger/Container to
begin charge. Close the lid of the Dual-Charger/Container to
allow the device get charged up without interruption.
3. Locate the AA battery compartment door at the bottom
of the Dual-Charger/Container, press and pull the latch with
your index nger to lift open the battery compartment door
for access of the AA battery compartment. See diagrams
below for illustrations.
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CHARGING UP BY A 1.5V AA BATTERY (cont’d):
4. Follow battery polarity to install one AA alkaline battery
into the AA battery compartment. When done, return the
AA battery compartment door into its locked postion.
5. Once the AA battery is installed properly, slide the ON/
OFF switch on the panel of the Dual-Charger/Container to its
ON position to activate the rechargeable system, the green
LED Charge Indicator lamp will blink three times notifying
you the rechargeable system is ready.
6. In case of the green LED Charge Indicator lamp does not
blink, press the “Test AA Battery” switch to check the AA
battery you just installed to make sure it is good. When the
LED AA Battery Indicator lamp is lit up green the battery
capacity is full, check the device (amplier unit) to ensure it
is switched to its “OFF” position, then start over. If the LED
AA Battery Indicator lamp is lit up red you may have a “dead”
battery required to replace prior to continue. You should
contact Customer Service if the problem of the green LED
Charge Indicator lamp not blinking persists.
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CHARGING UP BY A 1.5V AA BATTERY (cont’d):
7. The green LED Charge Indicator lamp on the panel of the
Dual-Charger/Container will stop blinking once the device
is charged up and will remain lit in green until the device
(amplier unit) is removed from the Dual-Charger/Container.
To charge up your Welko™ InniEar® ITE Rechargeable
Hearing Amplier by the AA alkaline battery can take up to
four hours or so, and each charge should last 10 hours of
continuous use before the next recharging is needed. When
not using the device (amplifer unit) turn it o, this will help
save battery.
INSTALLING THE SILICONE RUBBER EAR TIP:
2. Place a silicone rubber ear tip on to the receiver end, with
its tip pointing downwards to the front end of the device.
Check that your ear tip is correctly put in. The diagram on
your right shows an incorrectly installed ear-tip.
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Correct. Incorrect!

INSTALLING THE SILICONE RUBBER EAR TIP:
3. If the silicone rubber ear tip you chose is too long, you
may slightly cut it down. Make sure the ear tip is cut on the
same angle, try to trim in small increments to avoid damage
to the silicone rubber ear tip.
WEARING THE DEVICE:
Welko™ InniEar® ITE Rechargeable Hearing Amplier is
ready to t in either your “LEFT” or “RIGHT” ear.
1. Wearing the Welko™ InniEar® ITE Rechargeable Hearing
Amplier in your “LEFT”ear, hold teh device horizontally
between the thumb and index/middle ngers of your LEFT
hand with its rear end facing you, see the diagrams below
on your left. Insert into your left ear canal the device with
ear tip on, it should now be into its position within your ear
and secured rmly. Use your left hand index nger to slightly
press the device for comfort t if necessary.
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WEARING THE DEVICE (Cont’d):
Do not attempt twisting or wiggling to insert the device into
your ear, the motion will dislocate the ear tip to cause poor
sound reception; you could end up hurting your ear canal.
The diagram below shows a properly worn Welko™ InniEar®
ITE Rechargeable Hearing Amplier in the “Left” ear. The
device should amplify sound from a distance when tted
and adjusted appropriately. To wear the device in your left
ear would probably result dierently than in your right ear.
Try out rstly the device in both your left ear and right ear to
better determine which may work well with the device.
2. Wearing the Welko™ InniEar® ITE Rechargeable Hearing
Amplier in your “RIGHT” ear, follow same procedures
stated in the above, but using your right hand to t the
device into your “RIGHT” ear. Repostioning the device time
to time can help achieve a better t.
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MAINTENANCE:
To prolong life of your Welko™ InniEar® ITE Rechargeable
Hearing Amplier, cleaning your device daily is primary
important. You may want to follow the steps below to
maintain your device.
1. Brush with a soft bristled brush gently back & forth across
the receiver end to remove all the wax and dirt that may
have collected inside. This prevents wax from building up.
2. Make sure the receiver end is cleared of debris and dirt.
3. Wipe the instrument case with damp cloth only. Do not
use liquid or aerosol cleaners to clean the device.
4. When not using your Welko™ InniEar® ITE Rechargeable
Hearing Amplier, store the device in a dry cool place, KEEP
OUT OF REACH OF CHILDREN.
REPAIR SERVICE:
In case repair service is required, contact the re-seller, the
legal entity that sold to you your Welko™ InniEar® ITE
Rechargeable Hearing Amplier. They should be able to
communicate with the initial importer/distributor to render
you the supports.
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