The JBL Tune Flex earbuds come with specs such as ANC, Ambient Aware, and TalkThru modes, up to 8 hours of battery life with a single charge (ANC off) or 6 hours (ANC on), Bluetooth 5.2 with A2DP V1.3, AVRCP V1.6 and HFP V1.7 support, built-in microphones in each earbud, a 570mAh battery on the charging case, app support, the IPX4 sweat and dust-proof certification, and much more. Learn how to use these earbuds using this JBL Tune Flex manual!
If you are interested in purchasing these earbuds, you can easily do it on the JBL official online store. Also, if you want to give the original manual a look, you can do it here.
What’s Inside
JBL Tune Flex Specs Sheet
| Model | JBL Tune Flex |
| Weight | Earbuds: 4.8 grams Charging case: 38.6 grams |
| Waterproof/IP ratings | IPX4 |
| Bluetooth version | V5.2 |
| Range/Distance | 10 meters |
| Driver | 12mm |
| Connectivity Port/ Charging Cable | Type-C |
| Speaker frequency response | 20Hz – 20kHz |
| Battery Life | Earbuds: 6 hours (ANC on)/8 hours (ANC off) Charging case: 18 hours |
| Charging Time | Earbuds: About 2 hours |
| App Support | Yes, JBL Headphones |
| Controls/Features | Play and pause a song, play the next and previous song, answer, end a call, voice assistant, mute or unmute the microphone, ANC mode, Ambient Aware mode, TalkThru |
| Accessories | Charging case, user manual, USB cable, silicone ear tips, warranty card, open ear tip |
| Price | 100 USD |
JBL Tune Flex Accessories
The earbuds come with the following accessories:
- Charging case.
- User manual.
- USB cable.
- Silicone ear tips.
- Warranty card.
- Open ear tip.
JBL Tune Flex | This Is All You Have To Know!
How to Pair The Earbuds?
To Android And iOS Devices
Step 1: Open the lid of the charging case. After that, the earbuds will turn on automatically.
If the earbuds don’t enter pairing mode automatically, then press the multifunction touch button on both earbuds one time and then press and hold for about 5 seconds.
Step 2: Unlock the desired device.
Step 3: Turn on Bluetooth on the desired device.
Step 4: Go to the device’s Bluetooth settings.
Step 5: Select the “JBL TUNE FLEX” earbuds. If a password is needed, write “0000”. A blue light will start flashing.
After that, the flashing light will stay still, and the pairing will be done.
To PC (Windows)
Step 1: Open the lid of the charging case. After that, the earbuds will turn on automatically.
If the earbuds don’t enter pairing mode automatically, then press the multifunction touch button on both earbuds one time and then press and hold for about 5 seconds.
Step 2: Unlock the desired device.
Step 3: Go to the Settings.
Step 4: Go to “Bluetooth and other devices”.
Step 5: Turn on Bluetooth on the device.
Step 6: Click on “Add device”.
Step 7: Select the “JBL TUNE FLEX” earbuds. If a password is needed, write “0000”. A blue light will start flashing.
After that, the flashing light will stay still, and the pairing will be done.
How to Turn On and Off?
Turn on: Open the lid of the charging case. After that, the earbuds will turn on automatically.
Turn off: Place the earbuds into the charging case and close its lid. After that, the earbuds will turn off automatically.
How to Wear?
Step 1: Take both earbuds out of the charging case.
Step 2: Identify the left and right earbuds.
Step 3: Choose the ear tips that best suit your ears.
Step 4: Insert the earbuds into the inner canal of the ears.
Step 5: Rotate for the best possible comfort and best fit, and make sure that the microphone is pointing to the mouth.
Step 6: Pair the earbuds with the JBL HEADPHONES app.
Step 7: Go to the Ear Tip Sound Settings section and configure as necessary.
NOTE: To configure the earbuds, press the multifunction touch button on both earbuds three times, and then press and hold for 2 seconds.
How to Control These Earbuds? – Stereo Mode
NOTE: The multifunction touch sensor is placed on the top part of the stem of the earbuds.
- Activate/change between ANC and Ambient Aware modes: Press the multifunction touch button on the left earbud one time.
- Activate the TalkThru mode: Press the multifunction touch button on the left earbud two times.
- Play or pause the music: Press the multifunction touch button on the right earbud one time.
- Play the next song: Press the multifunction touch button on the right earbud two times.
- Play the previous song: Press the multifunction touch button on the right earbud three times.
- Answer an incoming call: Press the multifunction touch button on any of the earbuds two times.
- End a current call: Press the multifunction touch button on any of the earbuds two times.
- Mute or unmute the microphone: Press and hold the multifunction touch button on any of the earbuds for about 2 seconds.
- Activate the voice assistant: Press and hold the multifunction touch button on any of the earbuds for about 2 seconds.
How to Activate The Mono Mode?
To activate or deactivate the mono mode in these earbuds, all you have to do is to pair the earbuds to the device and take out one of the earbuds from the charging case. It will start working by itself.
How to Charge The Earbuds?
Earbuds
To charge the earbuds, all you have to do is to place them into the charging case and close the lid. The earbuds will start charging automatically.
Charging case
To charge the charging case, all you have to do is to connect the case to a USB charger or charging port with the included USB-A to C cable. It will start charging automatically.
How to Factory Reset These Earbuds?
Step 1: Delete all “JBL TUNE FLEX” earbuds pairing information on the connected device.
Step 2: Take both earbuds out of the charging case.
Step 3: Press the multifunction touch button on both earbuds two times.
Step 4: Press and hold the multifunction touch button on both earbuds for about 5 seconds. A blue light will start flashing quickly.
Step 5: Place both earbuds into the charging case.
After that, the resetting will be done.
What Do The Lights Mean?
Earbuds
- A blue light flashing: The earbuds are pairing to the device.
- A blue light on: The earbuds are now paired.
- A blue light flashing slowly while pairing: There was a pairing error.
- A blue light flashing quickly while resetting: The earbuds are resetting.
Charging case
- One light flashing while charging: The case has a low battery level.
- One light on and one flashing while charging: The case is charging.
- All lights turn off while charging: The case is fully charged.
- Some lights flashing with the earbuds inside: The earbuds are charging.
- Said flashing lights turn off with the earbuds inside: The earbuds are fully charged.
A Guide To JBL Tune Flex APP
The JBL Tune Flex can be used with an application, called JBL HEADPHONES. This application is available in the Apple Store and in the Play Store for iOS and Android devices. When opening the application, the first thing we have to do is connect our earbuds, and after that, three specific pages:
- First page: This is the first page of this application, and you will be able to see the connected device.
- Main page: On the main page, we will not only find the connected device but also the battery percentages of both earbuds. Also, you will find options like enabling or disabling the ANC, enabling or disabling the Ambient Sound Control, and the Smart Audio and Video feature. Also, you will be able to configure the controls of the earbuds, enable or disable the auto turn-off of the earbuds, the Find My Earbud feature, and information about the earbuds, and the firmware version.
Some Common Earbuds Problems & Troubleshooting
Left / Right / One side of the earbuds has stopped working
If this happens, it may be because it is low on battery or it did not connect correctly with the device. To fix this, you can do the following:
1. Try charging the earbud that is not working or both, placing them in the charging case.
2. Try factory resetting the earbuds.
3. Check if the earbuds are operating within a normal working range
If that doesn’t work, the earbud is probably faulty, and I can go for a refund or replacement of it.
Left / Right / One side of the earbuds has a low volume
If this happens, it may be because the earbuds are dirty or the volume is set low. To fix this, you can do the following:
1. Try cleaning the earbud using a cotton swab or carefully clean the mesh with a pin.
2. Try factory resetting the earbuds.
The microphone is not working
If this happens, it can be because the microphone is muted, or the earbuds are badly positioned. To fix this, you can do the following:
If the microphone is muted, check the device microphone volume. If that doesn’t work, that means that there might be a defect in the earbud, so try replacing them or get a refund.
The earbuds are not connecting to Windows/laptop/PC
If the earbuds are earbuds not connecting, it can be because the Bluetooth on the computer has a pairing problem. To fix this, you can do the following:
1. Try disabling Bluetooth from nearby devices >>> then activate the pairing mode of the earbuds, pair and connect earbuds from Settings >>> Bluetooth & other devices >>> Add a new device >>>> select Bluetooth.
2. Try uninstalling and reinstalling the Bluetooth driver, or updating the Bluetooth driver. All can be done in Manage >>> Device Manager, reset earbuds (if available), and then repeat the step.
3. Try resetting the earbuds.
FAQs
Are the JBL Tune Flex waterproof?
No, the JBL Tune Flex are not waterproof (IPX6 and up). They have a rating of IPX4, which means they’re splash and sweat-resistant.
Do the JBL Tune Flex have a microphone?
Yes, the earbuds come with integrated microphones.
Do the JBL Tune Flex have a low latency/gaming mode?
No, these earbuds don’t have a low latency/gaming mode.
Can the JBL Tune Flex connect to PCs and laptops?
Yes, these earbuds can connect to PCs and laptops.
Are the JBL Tune Flex noise-canceling?
Yes, these earbuds come with noise-cancellation technology.
How to know when the JBL Tune Flex are fully charged?
When the earbuds are charging, some lights are on the case. When fully charged, said lights turn off.
We hope you now know how to operate the earbuds from the above JBL Tune Flex manual. Want to know anything about the earphones? Do not hesitate to ask in the comments section.
Наушники JBL Tune Flex, Bluetooth, внутриканальные, белый [jbltflexwht]
- Диапазон частот: от 20 Гц до 20 кГц
- Импеданс: 32 Ом
- Тип конструкции: внутриканальные
- Акустический тип: закрытые
- Тип соединения: беспроводные bluetooth, True Wireless
- Микрофон: встроенный
Появились вопросы о товаре?
- Диапазон частот: от 20 Гц до 20 кГц
- Импеданс: 32 Ом
- Тип конструкции: внутриканальные
- Акустический тип: закрытые
- Тип соединения: беспроводные bluetooth, True Wireless
- Микрофон: встроенный
Появились вопросы о товаре?
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JBL Tune Flex specifications
Below you will find the product specifications and the manual specifications of the JBL Tune Flex.
The JBL Tune Flex is a headphone designed for calls and music usage. It is a binaural headset with active noise canceling capabilities. With its active noise canceling feature, it effectively reduces ambient noise for a more immersive audio experience.
The headphone is sweat and water resistant, offering protection against moisture during exercise or outdoor activities. It has an International Protection (IP) code of IPX4, ensuring its durability and resistance to water splashes from any direction.
The JBL Tune Flex comes with a charging case, allowing for convenient and portable charging on the go. It also includes a warranty card, safety sheet, and quick start guide for added convenience and peace of mind.
Equipped with a 12 mm driver unit, the JBL Tune Flex delivers clear and powerful sound output. The drivers are finely tuned to produce balanced audio with rich bass response and crisp high frequencies.
Overall, the JBL Tune Flex is a reliable and durable headphone that provides active noise canceling capabilities. Its sweat and water resistance make it suitable for various activities, and its 12 mm driver unit ensures high-quality audio performance. With the included charging case and additional accessories, it offers convenience and ease of use. The JBL Tune Flex is a great option for those seeking a versatile headphone for calls and music.
Noise canceling type
Active
Left earpiece weight
4.8 g
Microphone sensitivity
-38 dB
General
| Brand | JBL |
| Model | Tune Flex | JBLTFLEXBLU |
| Product | headphone |
| EAN | 6925281930591, 6925281933639 |
| Language | English |
| Filetype | User manual (PDF), Quickstart Guide (PDF), Installation Guide (PDF), Datasheet (PDF) |
Performance
| Product type | Headset |
| Wearing style | In-ear |
| Recommended usage | Calls/Music |
| Headset type | Binaural |
| Product color | Blue |
| Protection features | Sweat resistant, Water resistant |
| International Protection (IP) code | IPX4 |
| Sound pressure level (max) | 95 dB |
| Pump bass technology | JBL Pure Bass Sound |
| Country of origin | China |
| Control type | Touch |
Headphones
| Noise canceling type | Active |
| Yes | |
| Driver unit | 12 mm |
| Driver type | Dynamic |
| Headphone frequency | 20 — 20000 Hz |
| Impedance | 32 Ω |
| Headphone sensitivity | 110 dB |
| Ear coupling | Intraaural |
Packaging content
| Charging case | Yes |
| Cables included | USB Type-C |
| Warranty card | Yes |
| Safety sheet | Yes |
| Quick start guide | Yes |
Weight & dimensions
| Left earpiece weight | 4.8 g |
| Right earpiece weight | 4.8 g |
| Charging case weight | 38.6 g |
| Width | 39.5 mm |
| Depth | 100 mm |
| Height | 160 mm |
| Charging case dimensions (W x D x H) | 51.5 x 29.3 x 47 mm |
| Weight | 61 g |
Battery
| Battery operated | Yes |
| Battery type | Built-in battery |
| Battery technology | Lithium Polymer (LiPo) |
| Right earpiece battery capacity | 55 mAh |
| Left earpiece battery capacity | 55 mAh |
| Battery capacity (charging case) | 570 mAh |
| Battery recharge time | 2 h |
| Charging source | Battery, USB |
| Battery capacity | 55 mAh |
| Input voltage (earpieces) | 3.85 V |
| Input current (earpieces) | 0.055 A |
| Input voltage (charging case) | 3.85 V |
| Continuous audio playback time | 8 h |
| Continuous audio playback time (with charging case) | 32 h |
| Battery technology (charging case) | Lithium Polymer (LiPo) |
| Continuous audio playback time (with ANC) | 6 h |
| Continuous audio playback time (without ANC) | 8 h |
| Talk time | 4.5 h |
Microphone
| Microphone sensitivity | -38 dB |
| Microphone type | Built-in |
| Number of microphones | 4 |
Ports & interfaces
| Connectivity technology | True Wireless Stereo (TWS) |
| Bluetooth | Yes |
| Bluetooth version | 5.2 |
| Bluetooth profiles | A2DP, AVRCP, HFP |
| Frequency band | 2.4 — 2.4835 GHz |
| Yes |
Other features
| Wireless connection | Yes |
| Modulation | 2GFSK, DQPSK, GFSK |
Packaging data
| Package width | 100 mm |
| Package depth | 168 mm |
| Package height | 42 mm |
| Package weight | 177 g |
Logistics data
| Harmonized System (HS) code | 8518300090 |
Supplier features
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Frequently Asked Questions
Can’t find the answer to your question in the manual? You may find the answer to your question in the FAQs about the JBL Tune Flex below.
How to Attach Ear Tips to JBL Tune Flex Headphones
How do I pair my JBL Tune Flex headphones with my device?
To pair your JBL Tune Flex headphones, simply power them on by pressing the power button for a few seconds. Then, navigate to the Bluetooth settings on your device and select the headphones from the available devices list to initiate pairing.
How can I adjust the volume on my JBL Tune Flex headphones?
You can easily adjust the volume of your JBL Tune Flex headphones directly from the control panel. Use the volume up (+) and volume down (-) buttons to increase or decrease the volume levels to your preference.
How can I reset my JBL Tune Flex headphones to factory settings?
If you encounter any issues or want to start fresh with your JBL Tune Flex headphones, you can perform a factory reset. Simply power off the headphones, then press and hold both the volume up (+) and volume down (-) buttons simultaneously for about 10 seconds. This will reset the headphones to their original factory settings.
Does JBL Tune Flex come with a charging case?
Yes, JBL Tune Flex comes with a charging case. This allows the user to conveniently charge the headset on-the-go, ensuring that they have uninterrupted music or call time.
How can I access the voice assistant function on my JBL Tune Flex headphones?
To activate the voice assistant on your JBL Tune Flex headphones, press the dedicated button located on the control panel for a few seconds. This will prompt your device’s voice assistant to launch, allowing you to give commands or ask questions hands-free.
Can I connect my JBL Tune Flex headphones simultaneously to multiple devices?
Yes, the JBL Tune Flex headphones feature multi-point connection technology, allowing you to connect them to two devices simultaneously. Simply ensure that Bluetooth is enabled on both devices, and follow the pairing process for each device one by one.
Is JBL Tune Flex a binaural headset?
Yes, JBL Tune Flex is a binaural headset. This means that it has two earpieces, providing a stereo sound experience for the user.
Does JBL Tune Flex have active noise canceling?
Yes, JBL Tune Flex has active noise canceling. This feature allows the headset to reduce external noise, providing a more immersive and focused audio experience for the user.
Is JBL Tune Flex sweat and water resistant?
Yes, JBL Tune Flex is both sweat and water resistant, with an International Protection rating of IPX4. This means that it can withstand sweat and light splashes of water, making it suitable for use during workouts or outdoor activities.
What is the size of JBL Tune Flex’s driver unit?
The driver unit of JBL Tune Flex is 12 mm. This indicates the size of the drivers responsible for producing sound. A larger driver unit generally results in richer and more powerful audio performance.
What is the weight of the JBL Tune Flex?
The JBL Tune Flex has a weight of 61 g.
What is the height of the JBL Tune Flex?
The JBL Tune Flex has a height of 160 mm.
What is the width of the JBL Tune Flex?
The JBL Tune Flex has a width of 39.5 mm.
What is bluetooth?
Bluetooth is a way of exchanging data wirelessly between electronic devices via radio waves. The distance between the two devices that exchange data can in most cases be no more than ten metres.
What is the depth of the JBL Tune Flex?
The JBL Tune Flex has a depth of 100 mm.
When is my volume too loud?
A volume above 80 decibels can be harmful to hearing. When the volume exceeds 120 decibels, direct damage can even occur. The chance of hearing damage depends on the listening frequency and duration.
What is noise cancelling?
Noise cancelling ensures that ambient noise is reduced.
How long does it take to charge the battery of the JBL Tune Flex?
It takes 2 h to charge the battery of the JBL Tune Flex.
Can I make hands-free calls with my headphone?
The newer headphones generally have a small microphone built in which allows for calling.
Is the manual of the JBL Tune Flex available in English?
Yes, the manual of the JBL Tune Flex is available in English .
Is your question not listed? Ask your question here
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Table of Contents
- WHAT’S IN THE BOX
- APP
- how to wear
- First-time use
- POWER ON & CONNECT
- DUAL CONNECT + SYNC
- CONTROLS
- VOICEAWARE
- power off
- MANUAL SETUP
- DO MORE WITH THE APP
- CHARGING
- LED BEHAVIORS
- TECH SPEC
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
TUNE Flex Earbuds
User Guide
WHAT’S IN THE BOX
https://register.jbl.com.utm_medium=US&utm_source=QSG
APP
https://storage.lscloud.harman.com/Testing/MyJBLHeadphones/QRCodeDownload/appstore/jblheadphone.html
how to wear
First-time use
POWER ON & CONNECT
DUAL CONNECT + SYNC
CONTROLS
- Enable advanced controls by connecting your JBL Tune FLEX to JBL Headphones App .
** ENABLE YOUR VOICE ASSISTANT THROUGH JBL HEADPHONES APP AND ASSIGN IT TO
YOUR PREFERRED EARBUD (L/R).
*** Select the ear tips you are using for the best sound performance.
VOICEAWARE
power off
MANUAL SETUP
DO MORE WITH THE APP
CHARGING
LED BEHAVIORS
TECH SPEC
| Model: | TUNE FLEX |
|---|---|
| Driver size: | 12 mm/ 0.472” Dynamic Driver |
| Power supply: | 5V ****1A |
| Earbud: | 4.8 g per pc (9.6 g combined)/ 0.0105822 lbs per pc (0.021 lbs |
combined)
Charging case:| 38.6 g/ 0.085 lbs
Earbud battery type:| Lithium-ion polymer (54 mAh/ 3.85 V)
Charging case battery type:| Lithium-ion polymer (570 mAh/ 3.85 V)
Charging time:| < 2 hrs from empty
Talk time:| 4.5 hrs
Music playtime with BT on and ANC off:| up to 8 hrs
Music playtime with BT on and ANC on:| up to 6 hrs
Frequency response:| 20 Hz – 20 kHz
Impedance:| 32 ohm
Sensitivity:| 108 dB SPL@1 kHz
Maximum SPL:| 92.5 dB
Microphone sensitivity:| -38 dBV/Pa@1 kHz
Bluetooth version:| 5.2
Bluetooth profile version:| A2DP V1.3, AVRCP V1.6, HFP V1.7
Bluetooth transmitter frequency range:| 2.4 GHz – 2.4835 GHz
Bluetooth transmitter power:| <10 dBm
Bluetooth transmitter modulation:| GFSK, π/4-DQPSK, 8DPSK
Maximum operation temperature:| 45 °C
TO PROLONG BATTERY LIFESPAN, FULLY CHARGE AT LEAST ONCE EVERY 3 MONTHS.
BATTERY LIFE VARIES BY USE AND SETTINGS.
WARNING
DO NOT ATTEMPT TO OPEN, SERVICE, OR DISASSEMBLE THE BATTERY | DO NOT SHORT
CIRCUIT | MAY EXPLODE IF DISPOSED OF IN FIRE | RISK OF EXPLOSION IF BATTERY IS
REPLACED BY AN INCORRECT TYPE | DISPOSE OR RECYCLE USED BATTERIES ACCORDING TO
THE INSTRUCTIONS
Google, Android, and Google Play are trademarks of Google LLC.
The Bluetooth® word mark and logos are registered trademarks owned by
Bluetooth SIG, Inc., and any use of such marks by HARMAN International
Industries, Incorporated is under license. Other trademarks and trade names
are those of their respective owners.
HP_JBL_TUNE FLEX_QSG_Global_SOP_V18
References
- Anatel — Agência Nacional de Telecomunicações
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