Pure Bass. Zero Noise.
Tackle your day one song at a time with the JBL Tune Flex. These true wireless earbuds give you up to 32 hours of exceptional JBL Pure Bass Sound, while the ergonomic and water-resistant design gives you all-day comfort in any weather. A simple touch allows you to manage and enjoy perfect calls anywhere, without ambient noises. And with Active Noise Cancelling and Smart Ambient technology, you choose whether you want to tune out the world or engage with your surroundings. The light stick open design ensures comfort all-day long and natural sound awareness. Best of all, the JBL Headphones App lets you personalize your entire listening experience. Stay connected to your world, your way.
 
JBL Pure Bass Sound
Smartly designed 12mm drivers enhanced by the stick form factor deliver JBL's Pure Bass Sound so you'll feel every pulsing beat.
 
Active Noise Cancelling with Smart Ambient
Hear more of what you want, less of what you don't. Active Noise Cancelling technology with 2 microphones lets you minimize audio distractions. With Ambient Aware, you can tune into your surroundings at any time so that you feel safer when you're out in the world, while TalkThru lets you stop for a quick chat without having to remove your headphones.
 
4 Mics for Perfect Calls
Enjoy hassle-free, hands-free calls in stereo. The Tune Flex are equipped with 4 microphones, so you'll always be heard with perfect clarity. Never hesitate to take or make a call again. And with VoiceAware, you can choose how much of your own voice to hear by controlling the amount of mic input routed back into your earbuds.
 
General Specifications
Driver size (mm): 12
Number of Microphones: 4
Driver sensitivity at 1kHz/1mW (dB): 110
Dynamic frequency response range (Hz): 20 Hz – 20 kHz
Impedance (ohms): 32
Charging Case Weight (g): 38.6
Earpiece Weight (g): 9.6
Bluetooth profiles: A2DP V1.3, AVRCP V1.6, HFP V1.7
Bluetooth frequency: 2.4 GHz - 2.4835 GHz
Bluetooth transmitted modulation: GFSK, π/4-DQPSK, 8DPSK
Bluetooth transmitter power: <11 dBm
Bluetooth version: 5.2
Charging case battery life (max hours): 18
Charging time (hours from empty): 2
Maximum music play time with ANC off (hours): 8
Maximum music play time with ANC on (hours): 6
Maximum play time (hours): 32
Maximum talk time (hours): 4.5

Box Contains
1 x JBL Tune Flex earbuds
1 x Charging case
1 x USB Type-C charging cable
1 x open eartip
1 x 3 sizes of sealing eartips
1 x Warranty / Warning (W / !)
1 x Quick Start Guide / Safety Sheet (S / i)