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This user guide describes optional features that your hearing instruments may or may not have.
Ask your Hearing Care Professional to indicate the features that are valid for your hearing instruments.
Your hearing instruments are a RIC (Receiver-in-Canal) model. The receiver is placed within the ear canal and connected to the instrument via a receiver cable. The instruments are not intended for children under the age of 3 years or persons with a developmental age of under 3 years.
A power cell (lithium-ion rechargeable battery) is permanently built into your hearing instrument. This enables easy charging with Charging Station R or the optional Travel Charger RIC.
The wireless functionality enables advanced audiological features and synchronization between your two hearing instruments.
Your hearing instruments feature Bluetooth low energy* technology allowing for easy data exchange with your smartphone, and for seamless audio streaming with your iPhone** and for some Android smartphones that support Audio Streaming for Hearing Aids (ASHA).
It is recommended to familiarize yourself with your new hearing instruments. With the instruments in your hand try using the controls and note their location on the instrument. This will make it easier for you to feel and press the controls while wearing the hearing instruments.
If you have problems pressing the controls of your hearing instruments while wearing them, you can ask your Hearing Care Professional whether a remote control or a smartphone app to control your instruments is available.
* The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc., and any use of such marks by the legal manufacturer of this product is under licenses. Other trademarks and trade names are those of their respective owners.
** iPad, iPhone, and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries.
You can use the following standard ear pieces:
Standard ear pieces | Size | |
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You can easily exchange the standard ear pieces. Read more in section "Maintenance and care".
Custom-made ear pieces | |
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With the rocker switch you can, for example, switch hearing programs. The Hearing Care Professional has programmed your desired functions to the rocker switch.
Rocker switch function | L | R | |
Press briefly: | |||
Program up/down | ![]() | ![]() | |
Volume up/down | ![]() | ![]() | |
Tinnitus therapy signal level up/down | ![]() | ![]() | |
TV stream on/off | ![]() | ![]() | |
Press for about 2 seconds: | |||
Program up/down | ![]() | ![]() | |
Volume up/down | ![]() | ![]() | |
Tinnitus therapy signal level up/down | ![]() | ![]() | |
TV stream on/off | ![]() | ![]() | |
Press for more than 3 seconds: | |||
Turn on/off | ![]() | ![]() |
L = Left, R = Right
You can also use a remote control to change hearing programs and adjust the volume of your hearing instruments. With our smartphone app you have even more control options.
To assure comfortable and easy use of your hearing instruments they are equipped with an onbard control element. In addition we offer an app for Android as well as iPhones which makes handling your devices even easier. Contact your Hearing Care Professional for downloading and installing the smartphone app.
Your hearing instruments have been fine-tuned for your right and left ear. Colored markers indicate the side:
Inserting a hearing instrument:
Risk of injury!
Risk of injury!
The optional retention strand helps to securely retain the ear piece in your ear.
To attach the optional retention strand:
To position the retention strand:
Removing a hearing instrument:
Risk of injury!
Clean and dry your hearing instruments after usage. Read more in section "Maintenance and care".
You have the following options to turn your hearing instruments on or off.
Via charger:
Note that the charger must be connected to the power supply. For details refer to the charger's user guide.
Via rocker switch:
Via remote control or smartphone app, you can switch your hearing instruments to standby mode. This mutes the hearing instruments. When you leave standby mode, the previously used volume and hearing program are set.
Note:
Your hearing instruments automatically adjust the volume to the listening situation.
An optional signal can indicate the volume change. Once the maximum or minimum volume has been reached, you may hear an optional signal tone.
Depending on the listening situation, your hearing instruments automatically adjust their sound.
Your hearing instruments may also have several hearing programs which allow you to change the sound, if needed. An optional signal tone can indicate the program change.
The default volume is applied.
You can also use the hearing instrument controls to change other features, for example, the level of the tinnitus therapy signal.
Refer to section "Controls" for the setting of your controls.
You have the choice between two charger options:
You will hear an alert signal to indicate the power cell is running low. The signal will be repeated every 20 minutes. Depending on the usage of your hearing instruments, you have approximately 1.5 hours to charge your hearing instruments before they stop working.
Note that the power cell runtime is reduced if too many features are used simultaneously.
You may have some questions on how to best charge your hearing instruments. Read the questions and answers below. If you have more questions, your Hearing Care Professional will help you.
How often do I need to charge the hearing instruments?
We recommend charging the hearing instruments daily, even if the power cell is not empty. Charge them overnight so you can be sure to start your day with fullycharged hearing instruments.
How long does charging take?
A full charging cycle takes approximately 4 hours (+/- 10 mins).
After 30 minutes, it is possible to use your hearing instruments for up to 6 hours.
Charging times may vary due to the use of the hearing instruments and the age of the power cell.
What happens if I forgot to charge?
Your hearing instruments will automatically switch-off when the power cell is empty. Charge the hearing instruments as soon as possible.
Hearing instruments which have not been charged for over 6 months may be damaged due to an unrecoverable deep-discharge of the power cell. Deep-discharged power cells cannot be charged anymore and have to be replaced.
When you are on the phone, hold the telephone receiver slightly above your ear. The hearing instrument and telephone receiver have to be aligned. Turn the receiver slightly so that the ear is not completely covered.
Telephone program
You may prefer a certain volume when using the phone. Ask your Hearing Care Professional to configure a telephone program.
Your hearing instruments are Made for iPhone hearing instruments. This means you can get phone calls and listen to music from your iPhone directly into your hearing instruments.
For more information about compatible iOS devices, pairing, audio streaming and other useful functions, contact your Hearing Care Professional.
If your mobile phone supports Audio Streaming for Hearing Aids (ASHA), you can get phone calls and listen to music from your mobile phone directly into your hearing instruments.
For more information about compatible Android devices, pairing, audio streaming and other useful functions, contact your Hearing Care Professional.
Your hearing instrument is equipped with Bluetooth wireless technology to enable audio streaming from mobile phones or other compatible devices.
In an airplane, the use of Bluetooth functionality may be restricted, especially during take-off and landing. If this is the case, you can switch off Bluetooth wireless technology in your hearing instruments via the smartphone app.
To prevent damage it is important that you take care of your hearing instruments and follow a few basic rules, which will soon become a part of your daily routine.
Your hearing instruments have a protective coating. However, if not cleaned regularly you may damage the hearing instruments or cause personal injury.
You can use conventional products to dry your hearing instruments. Ask your Hearing Care Professional for recommended drying products and for individual instructions on when to dry your hearing instruments.
Cerumen (ear wax) may accumulate on the ear pieces.
This may affect sound quality. Clean the ear pieces daily.
For all types of ear pieces:
Exchange standard ear pieces approximately every three months. Replace them sooner if you notice cracks or other changes. The procedure for exchanging standard ear pieces depends on the type of ear piece. In section "Components and names", your Hearing Care Professional has marked your type of ear piece.
Your Hearing Care Professional can perform a thorough professional cleaning and maintenance.
Custom-made ear pieces and wax filters should be exchanged as needed by your Hearing Care Professional.
Ask your Hearing Care Professional for your individual recommendation of maintenance intervals and for support.
A lithium-ion rechargeable battery is permanently built into your device. Incorrect use of the device can cause the lithium-ion rechargeable battery to burst.
Risk of injury, fire or explosion!
Risk of electric shock!
In any of the above cases, return your device to the Hearing Care Professional.
For more safety information, refer to the safety manual supplied with the device.
You can use the smartphone app for convenient remote control of your hearing instruments. The app also allows you to deactivate signal tones, to create individual sound profiles and many more functions.
You can also use a remote control.
Consult your Hearing Care Professional for further information.
The hearing instruments operate in the following environmental conditions (also valid in between uses):
Operating conditions | Discharging | Charging |
Temperature | 0-50°C (32-122°F) | 10-35°C (50-95°F) |
Relative humidity | 5-93% | 5-93% |
Atmospheric pressure | 700-1060 hPa | 700-1060 hPa |
During extended periods of transport and storage, please observe the following conditions:
Storage | Transport | |
Temperature (recommended) | 10-25°C (50-77°F) | -20-60°C (-4-140°F) |
Temperature (maximum range) | 10-40°C (50-104°F) | -20-60°C (-4-140°F) |
Relative humidity (recommended) | 20-80% | 5-90% |
Relative humidity (maximum range) | 10-80% | 5-90% |
Atmospheric pressure | 700-1060 hPa | 700-1060 hPa |
Note that you have to charge the hearing instruments at least every 6 months. We recommend to charge the hearing instruments every 3 months. For details refer to section "Maintenance and care".
For other parts, such as the charger, other conditions may apply.
Risk of injury, fire or explosion during shipment.
Points out a situation that could lead to serious, moderate, or minor injuries. | |
![]() | Indicates possible property damage. |
Advice and tips on how to handle your device better. |
"Made for iPhone", "Made for iPad", and "Made for iPod" mean that an electronic accessory has been designed to connect specifically to iPhone, iPad, or iPod, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Please note that the use of this accessory with iPhone, iPad, or iPod may affect wireless performance.
USA and Canada
Certification information for hearing instruments with wireless functionality:
TH 6 RIC LI
Problem and possible solutions
Sound is weak | |
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Device emits whistling sounds | |
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Sound is distorted | |
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Device emits signal tones | |
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Device does not work | |
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Consult your Hearing Care Professional if you encounter further problems.
Manufactured for:
TruHearing Inc.
12936 S. Frontrunner Blvd
Draper, UT 84020
United States
© 07.2021, TruHearing Inc. All rights reserved.
Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.
Download TruHearing TH 6 RIC LI - Receiver-in-the-Canal (RIC) Manual
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