40mm drivers and a sound signature that can be found in the most famous venues all around the world.
Get help from your Voice Assistant
Play your favorite playlist, text your friend, check the weather and much more by simply tapping the ear cup to activate the Google voice assistant or Amazon Alexa. Use the all-new JBL App to easily set your preferred voice assistants
Ambient Aware and TalkThru Technology
Don’t let the music stop! Stay in touch with your surroundings while listening to your tunes. A touch of the Ambient Aware button increases the ambient sound and lets you hear what’s happening around you. The TalkThru mode drops the music level down, allowing you to talk to your friends without removing your headphones.
Up to 24 Hours Battery Life - 2 Hours Recharging Time
Rock on for up to a full day and enjoy fast recharging if that’s not enough.
15 minutes charging for up to 2 hours playtime
A quick 15-minute charge lets you extend the fun for up to an additional 2 hours.
Hands-free calls
Stay in touch with your world by managing calls with the buttons on the ear-cup. When the battery is flat, just plug-in the audio cable and continue listening and chatting.
Multi-Point Connection
Allows you to effortlessly switch from one Bluetooth® device to another. You can simply switch from a video on your tablet to a call on your mobile phone, so that you’ll never miss a call.
My JBL Headphones App
Personalize your listening experience by tweaking the JBL LIVE400BT sound preferences via the free My JBL Headphones App.
Comfort-fit fabric headband
Shaped around your head with a fitting fabric headband and soft ear cushions, the LIVE400BT are super comfy
Detachable cable with remote & microphone
When the battery is flat, just plug-in the audio cable and continue listening or chatting
In your world, superior sound is essential, so slip on a pair of JBL LIVE400BT wireless on-ear headphones. Equipped with massive 40mm drivers, JBL LIVE400BT headphones deliver JBL Signature Sound, punctuated with enhanced bass so every track on every playlist pops. Need some help getting through the day? Easily access the Google Assistant or Amazon Alexa with a tap on the ear cup and play your favorite playlist, text your friend or check the weather and much more, without glancing at your phone. But that’s not all. The JBL LIVE400BT headphones can also keep you in touch with your surroundings thanks to the Ambient Aware function and TalkThru technology that lets you have a conversation without removing the headphones. Lightweight and comfortable thanks to the pillow soft padded headband, you’ll enjoy up to 24 hours of music streaming with 2 hours of recharging time, multi-point connection capabilities and a convenient detachable cable with remote/mic, that lets you rock on even when the battery goes off. Rock out while staying tuned in with the JBL LIVE400BT headphones
General Specifications
Driver size (mm)40.0
Audio Specifications
Driver sensitivity at 1kHz/1mW (dB)106dB SPL@1kHz/Pa
Dynamic frequency response range (Hz)20Hz – 20kHz
Impedance (ohms)32.0
Number of drivers per ear1.0
Dimensions
Headphone cable length (cm)133.4
Headphone cable length (ft)4.38
Weight (g)185.8
Weight (oz)6.83
Control and Connection Specifications
Bluetooth profilesA2DP V1.3, AVRCP V1.5, HFP V1.6, HSP V1.2
Bluetooth frequency2.402 – 2.480GHz
Bluetooth transmitted modulationGFSK, π/4 DQPSK, 8DPSK
Bluetooth transmitter power0-4 dbm
Bluetooth version4.2
Battery
Charging time (hours from empty)2.0
Maximum music play time with ANC off (hours)24.0
Maximum play time (hours)24.0
Maximum talk time (hours)24.0
Features
BluetoothYes
Ambient AwareYes
Built-in MicrophoneYes
Detachable CableYes
Fabric headbandYes
Flat-fold designYes
Hands Free CallYes
JBL Signature SoundYes
Multi-Point ConnectionYes
On-earYes
Rechargable batteryYes
Controls on Ear Cups?Yes
Speed chargeNo
TalkThruYes
Touch ControlYes
WirelessYes
What's in the box?
1 x JBL Live 400BT
1 x Charging Cable
1 x Aux Cable
1 x Quick Start Guide / Safety Sheet
1 x Warranty / Warning
Documents & Downloads
The latest owner's manuals, quick start guides, and documents.