JBL Signature Sound
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.

Wireless On-Ear Headphones
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

Bluetooth version
4.2

Ear cushion material
PU Leather

Headphone cable length (cm)
133.4

Headphone cable length (ft)
4.38

Driver size (mm)
40.0

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 ear
1.0

Weight (g)
185.8

Weight (oz)
6.83

Bluetooth profiles
A2DP V1.3, AVRCP V1.5, HFP V1.6, HSP V1.2

Bluetooth frequency
2.402 – 2.480GHz

Bluetooth transmitted modulation
GFSK, π/4 DQPSK, 8DPSK

Bluetooth transmitter power
0-4 dbm

Battery Type
Lithium-ion polymer (3.7V, 700mAh)

Charging time (hours from empty)
2.0

Maximum music play time with ANC off (hours)
24.0

Maximum play time (hours)
24.0

Speed Charging time (hours)
2.0

Maximum talk time (hours)
24.0

Alexa
Yes

Ambient Aware
Yes

Bixby
No

Built-in Microphone
Yes

Comes with APP
Yes

Detachable Cable
Yes

Fabric headband
Yes

Flat-fold design
Yes

Google Assistant
Yes

Hands Free Call
Yes

JBL Signature Sound
Yes

Multi-Point Connection
Yes

On-ear
Yes

Rechargable battery
Yes

Remote control on ear cups?
Yes

Siri/ Google Now
Yes

Speed charge
No

TalkThru
Yes

Touch Control
Yes

Wireless
Yes