- UHF wireless transmission with strong anti-interference for clear and stable audio
- 50 channel IDs and accommodates up to 4–8 interpreters for multilingual simultaneous interpretation
- Replaceable rechargeable batteries for more flexible all-day use
- One-button pairing for faster and easier setup
- Up to 656 ft (200 m) working range for larger venues
- Built-in advertising sticker area for identification or branding
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Description
A Practical Interpretation Solution for Multilingual Events
Multilingual events need more than basic audio equipment—they need a practical interpretation solution that helps live interpreters communicate clearly, listeners follow confidently, and organizers simplify setup, operation, and device management. The Retekess TT116 supports this with stable wireless audio, flexible MIC and AUX input, and a back-clip transmitter for more convenient hands-free use.
The US and EU versions differ only in frequency range. Appearance and core functions are the same.
How Multilingual Interpretation Works?
- The speaker uses the microphone with the transmitter to deliver the original speech.
- The interpreter listens to the original speech in real time and provides live translation through another transmitter.
- Each language can be assigned to a separate channel.
- Listeners use receivers to select the channel for the language they want to hear.
- Channel assignments can be adjusted as needed.
Supports Up to 4–8 Interpreters for Multi-Language Events
When several language groups need interpretation at the same event, each group needs a simple and reliable way to hear the correct interpreter. The TT116 features 50 channel IDs and accommodates up to 4–8 interpreters, making it easier to assign separate channels to different languages or speakers and run multiple interpretation streams at the same time.
This makes the system a practical fit for churches with multilingual congregations, international events, training sessions, and guided group settings where organized multilingual communication is essential.
Keep Listeners Connected Across Larger Spaces
In larger halls, worship spaces, meeting rooms, and tour environments, limited range can leave some listeners struggling to follow the interpretation clearly. The TT116 provides a working range of up to 656 ft (200 m), helping interpreters, presenters, and group leaders move more freely while keeping listeners connected throughout the space.
For events where audiences are spread out, this extended range helps deliver a more consistent listening experience from front to back.
Hear the Interpretation Clearly—Even in Noisy, Crowded Spaces
In busy venues, crowded rooms, and active event settings, listeners need more than louder sound—they need interpretation that remains clear and easy to follow. The TT116 uses UHF wireless transmission with strong anti-interference performance and noise reduction support to help deliver stable audio with fewer dropouts, less static, and clearer sound.
As a result, attendees can stay focused on the interpreter’s message instead of being distracted by signal interruptions or unclear audio.
Keep Events Running Without Battery Interruptions
Long services, conferences, and training sessions do not leave room for charging delays or mid-event downtime. The TT116 is built with replaceable rechargeable batteries, so if a battery runs low, you can swap in a charged one and keep the event moving without interruption.
This also makes long-term ownership more practical. As battery performance changes over time, you can replace the battery instead of replacing the entire device.
- Up to 10 hours of use for the transmitter
- Up to 13 hours of use for the receiver
- Full charge in about 2.5 hours
Less Setup Stress. Smoother Event Control.
Running interpretation for a live event involves more than just transmitting audio. Setup needs to be fast, adjustments need to be simple, and device management should not slow your team down. These built-in features help reduce day-to-day operating friction before, during, and after the event.
One-Touch Mute
When interpreters need to pause, coordinate privately, or avoid sending unwanted background audio to listeners, one-touch mute makes it easy to keep the audio feed clean and professional.
Shut Down Same-Channel Receivers at Once
After a meeting, service, or tour, powering off receivers one by one takes time. Press and hold the transmitter’s “S” button for about 4 seconds to turn off receivers on the same channel and simplify post-event collection.
Large LCD Display
Battery level, volume, and channel status are easy to check at a glance, helping staff and users confirm settings quickly without slowing down the event.
One-Button Pairing
Complicated setup wastes valuable prep time. One-button pairing helps transmitters and receivers connect quickly, making deployment simpler for staff, volunteers, and event teams.
Give Each Listener Control Over Their Volume
Listening environments and personal hearing preferences vary from one user to another. The TT116 receiver offers 10 volume levels (0–9), allowing each listener to choose a level that feels comfortable and clear in their specific environment.
Prevent Unwanted Setting Changes During Use
Once a live event begins, accidental button presses can quickly lead to interruptions, channel changes, or user confusion. The TT116 automatically locks its keys after 30 seconds of inactivity, helping preserve stable settings throughout the session.
It is a simple safeguard that helps reduce avoidable disruptions, especially in environments where devices are passed between users.
Help Users Stay Within Reliable Range
In larger venues and guided group settings, listeners may unintentionally move too far from the transmitter and lose audio. The over-distance reminder helps alert users when the devices move beyond effective range, reducing the risk of missed information and helping the group stay connected.
Add Identification, Branding, or Event Information
The built-in display area can be used for branding, event identification, or practical reminders, making it easier to organize devices by team, venue, or purpose. For churches, tour groups, corporate events, and training organizations, this can help the system feel more organized and more professional in day-to-day use.
Bring Clear Communication Wherever Your Events Take Place
From worship services and corporate meetings to educational programs and community events, multilingual communication can be challenging without the right tools.
Retekess portable simultaneous interpretation systems provide a flexible and reliable solution for real-time language communication, allowing organizers to set up interpretation easily in different locations.With compact design and simple operation, it helps organizations create smoother multilingual experiences wherever communication matters.
Recommended Accessories
TT016 Lightweight Carry Case
A practical choice for teams that need safer storage and easier transport. It holds up to 48 devices and includes room for charging cables, microphones, and earphones. The EVA construction with a nylon exterior, reinforced shell, and soft sponge lining helps protect equipment in transit.
TT020 30-Slot Charging Case
Ideal for teams that want more efficient charging and better device organization. Built from durable aluminum alloy, it features a fire-resistant design and a magnetic charging interface for easier daily handling.
Compare Interpretation Solutions
| Features | TT117 TT118 | TT118 TT119 | T130T T131T |
|---|---|---|---|
| Interpreter Required | Yes | Yes | Yes |
| Languages / Channels Supported | 6 | 6 | 7-12 |
| Monitor | No | Yes | Yes |
| TX Type | Handheld | Table-top | Table-top |
| RX Type | Handheld | Handheld | Handheld |
| Channels | 17 | 17 | EU: 19 / US: 50 |
| Range | 80 m (262 ft) | 120 m (394 ft) | 250 m (820 ft) |
| Frequency | 72–76 MHz FM | 72–76 MHz FM | UHF |
| Multi-System Operation | No | No | T131U / T131R |
| Noise Reduction | Yes | Yes | Yes |
| Two-way Talk | No | No | No |
| Battery Life (TX / RX) | 8 h / 10 h | Unlimited / 10 h | Unlimited / 40 h |
| Power Source | Replaceable AA battery-operated transmitter and receivers | 100-240V AC powered transmitter and battery-operated receivers | DC 5V/2.0A-powered transmitter and lithium battery-powered receivers. MIC: Replaceable AA battery |
| Best Use Cases | Budget-conscious / Small-to-medium meetings, churches, schools, and community events | Fixed-venue meetings / Large conferences, churches, courtrooms, seminars | Fixed-venue meetings / Large conferences, churches, courtrooms, seminars |
- Interpreter RequiredYes
- Languages / Channels Supported6
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels17
- Range80 m (262 ft)
- Frequency72–76 MHz FM
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)8 h / 10 h
- Power SourceReplaceable AA battery-operated transmitter and receivers
- Best Use CasesBudget-conscious / Small-to-medium meetings, churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported6
- MonitorYes
- TX TypeTable-top
- RX TypeHandheld
- Channels17
- Range120 m (394 ft)
- Frequency72–76 MHz FM
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)Unlimited / 10 h
- Power Source100-240V AC powered transmitter and battery-operated receivers
- Best Use CasesFixed-venue meetings / Large conferences, churches, courtrooms, seminars
- Interpreter RequiredYes
- Languages / Channels Supported7-12
- MonitorYes
- TX TypeTable-top
- RX TypeHandheld
- ChannelsEU: 19 / US: 50
- Range250 m (820 ft)
- FrequencyUHF
- Multi-System OperationT131U / T131R
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)Unlimited / 40 h
- Power SourceDC 5V/2.0A-powered transmitter and lithium battery-powered receivers. MIC: Replaceable AA battery
- Best Use CasesFixed-venue meetings / Large conferences, churches, courtrooms, seminars
| Features | T130P | TT116 | TT106S |
|---|---|---|---|
| Interpreter Required | Yes | Yes | Yes |
| Languages / Channels Supported | 7 | 4-8 | 3 |
| Monitor | No | No | No |
| TX Type | Handheld | Handheld | Handheld |
| RX Type | Handheld | Handheld | Earhook |
| Channels | 49 | 50 | — |
| Range | 160 m (525 ft) | 200 m (656 ft) | 200 m (656 ft) |
| Frequency | 195–216 MHz | UHF | 2.4–2.485 GHz |
| Multi-System Operation | No | No | No |
| Noise Reduction | Yes | Yes | Yes |
| Two-way Talk | No | No | No |
| Battery Life (TX / RX) | 20 h / 36 h | 10 h / 13 h | 23 h / 50 h |
| Power Source | Lithium Battery | Replaceable BL-5C battery | Lithium Battery |
| Best Use Cases | Fully mobile / Multi-site events, churches, schools, and community events | Replaceable batteries for extended use / Churches, schools, and community events | Extremely lightweight receiver needed / Churches, schools, and community events |
- Interpreter RequiredYes
- Languages / Channels Supported7
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels49
- Range160 m (525 ft)
- Frequency195–216 MHz
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)20 h / 36 h
- Power SourceLithium Battery
- Best Use CasesFully mobile / Multi-site events, churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported4-8
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels50
- Range200 m (656 ft)
- FrequencyUHF
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)10 h / 13 h
- Power SourceReplaceable BL-5C battery
- Best Use CasesReplaceable batteries for extended use / Churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported3
- MonitorNo
- TX TypeHandheld
- RX TypeEarhook
- Channels—
- Range200 m (656 ft)
- Frequency2.4–2.485 GHz
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)23 h / 50 h
- Power SourceLithium Battery
- Best Use CasesExtremely lightweight receiver needed / Churches, schools, and community events
| Features | TT136 |
|---|---|
| Interpreter Required | No |
| Languages / Channels Supported | 120+ languages |
| Monitor | No |
| TX Type | Handheld |
| RX Type | Earhook |
| Channels | 120+ |
| Range | 200 m (656 ft) |
| Frequency | FHSS 2.4G |
| Multi-System Operation | No |
| Noise Reduction | Yes |
| Two-way Talk | Yes |
| Battery Life (TX / RX) | 20 h / 13 h |
| Power Source | Lithium Battery |
| Best Use Cases | No interpreter + International factory tours, multilingual tours, schools, business receptions |
- Interpreter RequiredNo
- Languages / Channels Supported120+ languages
- MonitorNo
- TX TypeHandheld
- RX TypeEarhook
- Channels120+
- Range200 m (656 ft)
- FrequencyFHSS 2.4G
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkYes
- Battery Life (TX / RX)20 h / 13 h
- Power SourceLithium Battery
- Best Use CasesNo interpreter + International factory tours, multilingual tours, schools, business receptions
What’s Included
| Configuration | Case | Included Accessories |
|---|---|---|
| 1 Transmitter + 10 Receivers | No case | 1 mics, 10 earphones, 11 charging cables, 11 lanyards, manual |
| 1 Transmitter + 20 Receivers | No case | 1 mics, 20 earphones, 21 charging cables, 21 lanyards, manual |
| 1 Transmitter + 20 Receivers | 1 × TT016 carry bag | 1 mics, 20 earphones, 21 charging cables, 21 lanyards, manual |
| 2 Transmitters + 30 Receivers🔥 | 1 × TT016 carry bag | 2 mics, 30 earphones, 32 charging cables, 32 lanyards, manual |
| 2 Transmitters + 48 Receivers | 1 × TT016 carry bag | 2 mics, 48 earphones, 50 charging cables, 50 lanyards, manual |
| 3 Transmitters + 27 Receivers | 1 × TT020 charging case | 3 mics, 27 earphones, 30 charging cables, 30 lanyards, manual |
| 3 Transmitters + 57 Receivers🔥 | 2 × TT020 charging case | 3 mics, 57 earphones, 60 charging cables, 60 lanyards, manual |
| 3 Transmitters + 100 Receivers | 3 × TT020 charging case + 2 × TT016 carry bags | 3 mics, 100 earphones, 103 charging cables, 103 lanyards, manual |
KIT 1
1 Transmitter + 10 Receivers
- 2 mics
- 10 earphones
- 11 charging cables
- 11 lanyards
- manual
KIT 2
1 Transmitter + 20 Receivers
- 2 mics
- 20 earphones
- 21 charging cables
- 21 lanyards
- manual
KIT 3
1 Transmitter + 20 Receivers
- 2 mics
- 20 earphones
- 21 charging cables
- 21 lanyards
- manual
KIT 4
2 Transmitters + 30 Receivers🔥
- 4 mics
- 30 earphones
- 32 charging cables
- 32 lanyards
- manual
KIT 5
2 Transmitters + 48 Receivers
- 4 mics
- 48 earphones
- 50 charging cables
- 50 lanyards
- manual
KIT 6
3 Transmitters + 27 Receivers
- 6 mics
- 27 earphones
- 30 charging cables
- 30 lanyards
- manual
KIT 7
3 Transmitters + 57 Receivers🔥
- 6 mics
- 57 earphones
- 60 charging cables
- 60 lanyards
- manual
KIT 8
3 Transmitters + 100 Receivers
- 6 mics
- 100 earphones
- 103 charging cables
- 103 lanyards
- manual
Why Choose Retekess Simultaneous Interpretation Equipment?
Customized Solutions Retekess offers tailored interpretation solutions based on venue type, audience size, and language needs, with free demos available on request.
Fast Response Retekess offers prompt support for product selection, project planning, and order coordination to keep your purchase process efficient.
Technical Support With 18 years of R&D experience, Retekess provides professional technical support and 1-on-1 expert assistance.
Reliable After-Sales Service Retekess offers reliable after-sales service with a 30-day free trial and 3-year warranty for added peace of mind.
Trusted Worldwide by Companies and Organizations
A Practical Interpretation Solution for Multilingual Events
Multilingual events need more than basic audio equipment—they need a practical interpretation solution that helps live interpreters communicate clearly, listeners follow confidently, and organizers simplify setup, operation, and device management. The Retekess TT116 supports this with stable wireless audio, flexible MIC and AUX input, and a back-clip transmitter for more convenient hands-free use.
The US and EU versions differ only in frequency range. Appearance and core functions are the same.
How Multilingual Interpretation Works?
- The speaker uses the microphone with the transmitter to deliver the original speech.
- The interpreter listens to the original speech in real time and provides live translation through another transmitter.
- Each language can be assigned to a separate channel.
- Listeners use receivers to select the channel for the language they want to hear.
- Channel assignments can be adjusted as needed.
Supports Up to 4–8 Interpreters for Multi-Language Events
When several language groups need interpretation at the same event, each group needs a simple and reliable way to hear the correct interpreter. The TT116 features 50 channel IDs and accommodates up to 4–8 interpreters, making it easier to assign separate channels to different languages or speakers and run multiple interpretation streams at the same time.
This makes the system a practical fit for churches with multilingual congregations, international events, training sessions, and guided group settings where organized multilingual communication is essential.
Keep Listeners Connected Across Larger Spaces
In larger halls, worship spaces, meeting rooms, and tour environments, limited range can leave some listeners struggling to follow the interpretation clearly. The TT116 provides a working range of up to 656 ft (200 m), helping interpreters, presenters, and group leaders move more freely while keeping listeners connected throughout the space.
For events where audiences are spread out, this extended range helps deliver a more consistent listening experience from front to back.
Hear the Interpretation Clearly—Even in Noisy, Crowded Spaces
In busy venues, crowded rooms, and active event settings, listeners need more than louder sound—they need interpretation that remains clear and easy to follow. The TT116 uses UHF wireless transmission with strong anti-interference performance and noise reduction support to help deliver stable audio with fewer dropouts, less static, and clearer sound.
As a result, attendees can stay focused on the interpreter’s message instead of being distracted by signal interruptions or unclear audio.
Keep Events Running Without Battery Interruptions
Long services, conferences, and training sessions do not leave room for charging delays or mid-event downtime. The TT116 is built with replaceable rechargeable batteries, so if a battery runs low, you can swap in a charged one and keep the event moving without interruption.
This also makes long-term ownership more practical. As battery performance changes over time, you can replace the battery instead of replacing the entire device.
- Up to 10 hours of use for the transmitter
- Up to 13 hours of use for the receiver
- Full charge in about 2.5 hours
Less Setup Stress. Smoother Event Control.
Running interpretation for a live event involves more than just transmitting audio. Setup needs to be fast, adjustments need to be simple, and device management should not slow your team down. These built-in features help reduce day-to-day operating friction before, during, and after the event.
One-Touch Mute
When interpreters need to pause, coordinate privately, or avoid sending unwanted background audio to listeners, one-touch mute makes it easy to keep the audio feed clean and professional.
Shut Down Same-Channel Receivers at Once
After a meeting, service, or tour, powering off receivers one by one takes time. Press and hold the transmitter’s “S” button for about 4 seconds to turn off receivers on the same channel and simplify post-event collection.
Large LCD Display
Battery level, volume, and channel status are easy to check at a glance, helping staff and users confirm settings quickly without slowing down the event.
One-Button Pairing
Complicated setup wastes valuable prep time. One-button pairing helps transmitters and receivers connect quickly, making deployment simpler for staff, volunteers, and event teams.
Give Each Listener Control Over Their Volume
Listening environments and personal hearing preferences vary from one user to another. The TT116 receiver offers 10 volume levels (0–9), allowing each listener to choose a level that feels comfortable and clear in their specific environment.
Prevent Unwanted Setting Changes During Use
Once a live event begins, accidental button presses can quickly lead to interruptions, channel changes, or user confusion. The TT116 automatically locks its keys after 30 seconds of inactivity, helping preserve stable settings throughout the session.
It is a simple safeguard that helps reduce avoidable disruptions, especially in environments where devices are passed between users.
Help Users Stay Within Reliable Range
In larger venues and guided group settings, listeners may unintentionally move too far from the transmitter and lose audio. The over-distance reminder helps alert users when the devices move beyond effective range, reducing the risk of missed information and helping the group stay connected.
Add Identification, Branding, or Event Information
The built-in display area can be used for branding, event identification, or practical reminders, making it easier to organize devices by team, venue, or purpose. For churches, tour groups, corporate events, and training organizations, this can help the system feel more organized and more professional in day-to-day use.
Bring Clear Communication Wherever Your Events Take Place
From worship services and corporate meetings to educational programs and community events, multilingual communication can be challenging without the right tools.
Retekess portable simultaneous interpretation systems provide a flexible and reliable solution for real-time language communication, allowing organizers to set up interpretation easily in different locations.With compact design and simple operation, it helps organizations create smoother multilingual experiences wherever communication matters.
Recommended Accessories
TT016 Lightweight Carry Case
A practical choice for teams that need safer storage and easier transport. It holds up to 48 devices and includes room for charging cables, microphones, and earphones. The EVA construction with a nylon exterior, reinforced shell, and soft sponge lining helps protect equipment in transit.
TT020 30-Slot Charging Case
Ideal for teams that want more efficient charging and better device organization. Built from durable aluminum alloy, it features a fire-resistant design and a magnetic charging interface for easier daily handling.
Compare Interpretation Solutions
| Features | TT117 TT118 | TT118 TT119 | T130T T131T |
|---|---|---|---|
| Interpreter Required | Yes | Yes | Yes |
| Languages / Channels Supported | 6 | 6 | 7-12 |
| Monitor | No | Yes | Yes |
| TX Type | Handheld | Table-top | Table-top |
| RX Type | Handheld | Handheld | Handheld |
| Channels | 17 | 17 | EU: 19 / US: 50 |
| Range | 80 m (262 ft) | 120 m (394 ft) | 250 m (820 ft) |
| Frequency | 72–76 MHz FM | 72–76 MHz FM | UHF |
| Multi-System Operation | No | No | T131U / T131R |
| Noise Reduction | Yes | Yes | Yes |
| Two-way Talk | No | No | No |
| Battery Life (TX / RX) | 8 h / 10 h | Unlimited / 10 h | Unlimited / 40 h |
| Power Source | Replaceable AA battery-operated transmitter and receivers | 100-240V AC powered transmitter and battery-operated receivers | DC 5V/2.0A-powered transmitter and lithium battery-powered receivers. MIC: Replaceable AA battery |
| Best Use Cases | Budget-conscious / Small-to-medium meetings, churches, schools, and community events | Fixed-venue meetings / Large conferences, churches, courtrooms, seminars | Fixed-venue meetings / Large conferences, churches, courtrooms, seminars |
- Interpreter RequiredYes
- Languages / Channels Supported6
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels17
- Range80 m (262 ft)
- Frequency72–76 MHz FM
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)8 h / 10 h
- Power SourceReplaceable AA battery-operated transmitter and receivers
- Best Use CasesBudget-conscious / Small-to-medium meetings, churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported6
- MonitorYes
- TX TypeTable-top
- RX TypeHandheld
- Channels17
- Range120 m (394 ft)
- Frequency72–76 MHz FM
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)Unlimited / 10 h
- Power Source100-240V AC powered transmitter and battery-operated receivers
- Best Use CasesFixed-venue meetings / Large conferences, churches, courtrooms, seminars
- Interpreter RequiredYes
- Languages / Channels Supported7-12
- MonitorYes
- TX TypeTable-top
- RX TypeHandheld
- ChannelsEU: 19 / US: 50
- Range250 m (820 ft)
- FrequencyUHF
- Multi-System OperationT131U / T131R
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)Unlimited / 40 h
- Power SourceDC 5V/2.0A-powered transmitter and lithium battery-powered receivers. MIC: Replaceable AA battery
- Best Use CasesFixed-venue meetings / Large conferences, churches, courtrooms, seminars
| Features | T130P | TT116 | TT106S |
|---|---|---|---|
| Interpreter Required | Yes | Yes | Yes |
| Languages / Channels Supported | 7 | 4-8 | 3 |
| Monitor | No | No | No |
| TX Type | Handheld | Handheld | Handheld |
| RX Type | Handheld | Handheld | Earhook |
| Channels | 49 | 50 | — |
| Range | 160 m (525 ft) | 200 m (656 ft) | 200 m (656 ft) |
| Frequency | 195–216 MHz | UHF | 2.4–2.485 GHz |
| Multi-System Operation | No | No | No |
| Noise Reduction | Yes | Yes | Yes |
| Two-way Talk | No | No | No |
| Battery Life (TX / RX) | 20 h / 36 h | 10 h / 13 h | 23 h / 50 h |
| Power Source | Lithium Battery | Replaceable BL-5C battery | Lithium Battery |
| Best Use Cases | Fully mobile / Multi-site events, churches, schools, and community events | Replaceable batteries for extended use / Churches, schools, and community events | Extremely lightweight receiver needed / Churches, schools, and community events |
- Interpreter RequiredYes
- Languages / Channels Supported7
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels49
- Range160 m (525 ft)
- Frequency195–216 MHz
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)20 h / 36 h
- Power SourceLithium Battery
- Best Use CasesFully mobile / Multi-site events, churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported4-8
- MonitorNo
- TX TypeHandheld
- RX TypeHandheld
- Channels50
- Range200 m (656 ft)
- FrequencyUHF
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)10 h / 13 h
- Power SourceReplaceable BL-5C battery
- Best Use CasesReplaceable batteries for extended use / Churches, schools, and community events
- Interpreter RequiredYes
- Languages / Channels Supported3
- MonitorNo
- TX TypeHandheld
- RX TypeEarhook
- Channels—
- Range200 m (656 ft)
- Frequency2.4–2.485 GHz
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkNo
- Battery Life (TX / RX)23 h / 50 h
- Power SourceLithium Battery
- Best Use CasesExtremely lightweight receiver needed / Churches, schools, and community events
| Features | TT136 |
|---|---|
| Interpreter Required | No |
| Languages / Channels Supported | 120+ languages |
| Monitor | No |
| TX Type | Handheld |
| RX Type | Earhook |
| Channels | 120+ |
| Range | 200 m (656 ft) |
| Frequency | FHSS 2.4G |
| Multi-System Operation | No |
| Noise Reduction | Yes |
| Two-way Talk | Yes |
| Battery Life (TX / RX) | 20 h / 13 h |
| Power Source | Lithium Battery |
| Best Use Cases | No interpreter + International factory tours, multilingual tours, schools, business receptions |
- Interpreter RequiredNo
- Languages / Channels Supported120+ languages
- MonitorNo
- TX TypeHandheld
- RX TypeEarhook
- Channels120+
- Range200 m (656 ft)
- FrequencyFHSS 2.4G
- Multi-System OperationNo
- Noise ReductionYes
- Two-way TalkYes
- Battery Life (TX / RX)20 h / 13 h
- Power SourceLithium Battery
- Best Use CasesNo interpreter + International factory tours, multilingual tours, schools, business receptions
What’s Included
| Configuration | Case | Included Accessories |
|---|---|---|
| 1 Transmitter + 10 Receivers | No case | 1 mics, 10 earphones, 11 charging cables, 11 lanyards, manual |
| 1 Transmitter + 20 Receivers | No case | 1 mics, 20 earphones, 21 charging cables, 21 lanyards, manual |
| 1 Transmitter + 20 Receivers | 1 × TT016 carry bag | 1 mics, 20 earphones, 21 charging cables, 21 lanyards, manual |
| 2 Transmitters + 30 Receivers🔥 | 1 × TT016 carry bag | 2 mics, 30 earphones, 32 charging cables, 32 lanyards, manual |
| 2 Transmitters + 48 Receivers | 1 × TT016 carry bag | 2 mics, 48 earphones, 50 charging cables, 50 lanyards, manual |
| 3 Transmitters + 27 Receivers | 1 × TT020 charging case | 3 mics, 27 earphones, 30 charging cables, 30 lanyards, manual |
| 3 Transmitters + 57 Receivers🔥 | 2 × TT020 charging case | 3 mics, 57 earphones, 60 charging cables, 60 lanyards, manual |
| 3 Transmitters + 100 Receivers | 3 × TT020 charging case + 2 × TT016 carry bags | 3 mics, 100 earphones, 103 charging cables, 103 lanyards, manual |
KIT 1
1 Transmitter + 10 Receivers
- 2 mics
- 10 earphones
- 11 charging cables
- 11 lanyards
- manual
KIT 2
1 Transmitter + 20 Receivers
- 2 mics
- 20 earphones
- 21 charging cables
- 21 lanyards
- manual
KIT 3
1 Transmitter + 20 Receivers
- 2 mics
- 20 earphones
- 21 charging cables
- 21 lanyards
- manual
KIT 4
2 Transmitters + 30 Receivers🔥
- 4 mics
- 30 earphones
- 32 charging cables
- 32 lanyards
- manual
KIT 5
2 Transmitters + 48 Receivers
- 4 mics
- 48 earphones
- 50 charging cables
- 50 lanyards
- manual
KIT 6
3 Transmitters + 27 Receivers
- 6 mics
- 27 earphones
- 30 charging cables
- 30 lanyards
- manual
KIT 7
3 Transmitters + 57 Receivers🔥
- 6 mics
- 57 earphones
- 60 charging cables
- 60 lanyards
- manual
KIT 8
3 Transmitters + 100 Receivers
- 6 mics
- 100 earphones
- 103 charging cables
- 103 lanyards
- manual
Why Choose Retekess Simultaneous Interpretation Equipment?
Customized Solutions Retekess offers tailored interpretation solutions based on venue type, audience size, and language needs, with free demos available on request.
Fast Response Retekess offers prompt support for product selection, project planning, and order coordination to keep your purchase process efficient.
Technical Support With 18 years of R&D experience, Retekess provides professional technical support and 1-on-1 expert assistance.
Reliable After-Sales Service Retekess offers reliable after-sales service with a 30-day free trial and 3-year warranty for added peace of mind.
Trusted Worldwide by Companies and Organizations
Spec
| Parameter | TT116 Transmitter |
|---|---|
| Frequency range | 902–928 MHz |
| Channel | 50 channels |
| Working current | 70 mA |
| Operating voltage | DC 3.7V |
| Transmitted output power | 25–30 dBm |
| Audio input | 3.5 mm line / microphone input |
| Distortion | < 5% |
| Effective working area | 656 ft (200 m), open area |
| Battery capacity | 1000 mAh |
| Working hours | About 10 hours |
| Size | 4.52 × 2.16 × 0.81 in (114.8 × 54.8 × 20.6 mm) |
| Weight | 2.29 oz (65 g) |
| Parameter | TT116 Receiver |
|---|---|
| Frequency range | 902–928 MHz |
| Channel | 50 channels |
| Working current | 70 mA |
| Operating voltage | DC 3.7V |
| Audio output | 3.5 mm earphones |
| Received sensitivity | -106 dBm |
| Distortion | < 5% |
| Effective working area | 656 ft (200 m), open area |
| Battery capacity | 1000 mAh |
| Working hours | About 13 hours |
| Size | 4.52 × 2.16 × 0.81 in (114.8 × 54.8 × 20.6 mm) |
| Weight | 1.98 oz (56 g) |
| Parameter | Details |
|---|---|
| Model | TT016 Carry Case |
| Material | EVA wrapped with nylon cloth |
| Dimensions | 14.57 × 13.39 × 4.33 in (370 × 340 × 110 mm) |
| Weight | 4.17 lb (1890 g) |
| Feature | Sturdy and not easy to deform |
| Parameter | Details |
|---|---|
| Model | TT020 30-Slot Charging Case |
| Input | AC 110–220V, 50/60Hz, 5V 10A |
| Output | DC 5V, 300 mA |
| Dimensions | 13.50 × 6.54 × 12.36 in (343 × 166 × 314 mm) |
| Weight | 7.06 lb (3202 g) |
| Extra Space | Built-in storage space for accessories |
FAQ
Q: What types of events is the TT116 suitable for?
A: The TT116 is ideal for churches, conferences, multilingual meetings, factory tours, seminars, training sessions, business presentations, and guided group tours. It is a practical solution whenever clear, real-time audio is needed for multiple listeners.
Q: How does the TT116 work in a multilingual event?
A: 
Q: How many transmitters do I need?
A: That depends on how many interpretation channels or language groups you need at the same time. One transmitter is often enough for a single speaker. For multilingual events with multiple interpreters or language groups, two or more transmitters are usually recommended.
Q: Which package is best for first-time buyers?
A: For first-time buyers, these two packages are the most popular choices:
2 Transmitters + 30 Receivers + 1 TT016 Carry Case
3 Transmitters + 57 Receivers + 2 TT020 Charging Cases
The first option is a good fit for small to mid-size events, while the second is better for larger groups or more frequent use. If you are unsure which package is right for your venue or audience size, you can request a custom recommendation based on your event needs.
Q: Does the transmitter need to be held by hand all the time?
A: No. The transmitter includes a back clip, so it can be attached to a belt, waistband, or clothing for convenient hands-free use.
Q: What audio input options does the TT116 support?
A: The TT116 supports both MIC input and AUX input, giving you flexible options for live speaking and external audio sources.
Q: Can I expand the system later?
A: Yes. As your needs grow, you can expand the TT116 system by adding more compatible transmitters or receivers over time. Add a transmitter: TT116 Transmitter. Add a receiver: TT116 Receiver.
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