JBL TUNE FLEX Manual: User Guide and Pairing Instructions
- June 4, 2024
- JBL
Table of Contents
The JBL TUNE FLEX True Wireless Earbuds User Guide provides comprehensive instructions on how to use and get the most out of your earbuds. With a 12mm dynamic driver, Bluetooth 5.2, and a lithium-ion polymer battery, these earbuds offer a high-quality listening experience with up to 8 hours of playtime. The manual covers everything from initial setup and pairing to advanced controls and customization options available through the free JBL Headphones app. The app allows users to personalize their listening experience with sound settings and voice assistant controls. The manual also includes technical specifications, such as driver size, power supply, and Bluetooth transmitter frequency range. To ensure a long battery lifespan, users are advised to fully charge the earbuds at least once every three months. Additionally, the manual provides important safety information regarding battery handling and disposal. Overall, the JBL TUNE FLEX True Wireless Earbuds User Guide is an essential resource for anyone looking to make the most of their earbuds.
JBL TUNE FLEX True Wireless Earbuds
WHAT’S IN THE BOX
APP
JBL Headphones
GET EVEN MORE CONTROL AND PERSONALIZATION OF YOUR LISTENING EXPERIENCE WITH THIS FREE APP.
how to wear
- Try different sizes for optimal sealing and audio performance.
Ear tip Sound Settings available in the app
First time use
power on & CONNECT
DUAL CONNECT + SYNC
CONTROLS
- Enable advance 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
Connect to a new Bluetooth device
Factory reset
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 (55 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.
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.
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FAQS
How should I handle and dispose of the battery in my JBL TUNE FLEX earbuds?
Do not attempt to open, service, or disassemble the battery. Do not short circuit. Dispose or recycle used batteries according to the instructions.
What are the technical specifications of the JBL TUNE FLEX earbuds?
The technical specifications include a 12mm dynamic driver, Bluetooth 5.2, and a lithium-ion polymer battery. For more details, refer to the manual.
How do I prolong the battery lifespan of my JBL TUNE FLEX earbuds?
Fully charge the earbuds at least once every three months to prolong the battery lifespan.
How do I factory reset my JBL TUNE FLEX earbuds?
Press and hold the button on both earbuds for 10 seconds until the LED indicators flash white.
What is the Bluetooth version of the JBL TUNE FLEX earbuds?
The JBL TUNE FLEX earbuds have Bluetooth version 5.2.
How long does the battery last on the JBL TUNE FLEX earbuds?
The battery lasts up to 8 hours of playtime with Bluetooth on and ANC off.
How long does it take to fully charge the JBL TUNE FLEX earbuds?
It takes less than 2 hours to fully charge the earbuds from empty.
How do I charge my JBL TUNE FLEX earbuds?
Place the earbuds in the charging case and connect the case to a power source using the included USB cable.
How do I assign my preferred voice assistant to my JBL TUNE FLEX earbuds?
Use the JBL Headphones app to assign your preferred voice assistant to either the left or right earbud.
How do I enable advanced controls for my JBL TUNE FLEX earbuds?
Connect your earbuds to the JBL Headphones app to enable advanced controls.
How do I power on and connect my JBL TUNE FLEX earbuds?
Press and hold the button on both earbuds until they power on and connect to each other. Then, search for Bluetooth devices on your phone and select “JBL TUNE FLEX” to connect.
How do I wear the JBL TUNE FLEX earbuds?
Try different sizes of ear tips for optimal sealing and audio performance.
What is included in the JBL TUNE FLEX box?
The JBL TUNE FLEX box includes the earbuds and a charging case.