JBL

Sennheiser

Live 670NC

Momentum True Wireless 4

Wireless Headphone Specification

Wireless Headphone Specification

On Ear

In Ear Canal

Dynamic

Dynamic

40 mm

7 mm

32 Ohms

16 Ohms

98dB SPL@ 1kHz 1mW

107 dB SPL

20 Hz - 20KHz, AUX Mode : 20 Hz ~ 40KHz

5Hz - 21KHz

5V 1A

10 mW

True Adaptive Noise Cancelling

Hybrid Adaptive Active Noise Cancelling

Bluetooth

Bluetooth

5.3

5.4

All Bluetooth Devices

All Bluetooth Devices

AAC, SBC

SBC, AAC, aptXâ„¢, aptXâ„¢ Adaptive/Lossless, LC3

Lithium-Ion Batteries

Lithium-Ion Batteries

10 Meters

10 Meters

65 Hours

30 Hours

<3 Hours

1.5 Hours

Black, White, Blue, Gold

Black, White, Brown, Gold, Silver

3.5 mm Jack

NA

USB Type-C Charging Cable

USB Type-C Charging Cable

219 GM

66.4 GM

JBL Signature Sound and surround sound.
Up To 50 hours of Battery Life with ANC ON.
Up To 65 hours of Battery Life with ANC OFF.
Auto Play & Pause : Take the headphones off, the music stops. Put it back on, the music starts again. It genuinely couldn't be simpler.
JBL Signature Sound & Surround Sound : Along with powerful JBL Signature Sound, the 40mm drivers offer immersive JBL Spatial Sound that turns any stereo content from any device into virtual surround sound.
Up To 65 Hours* Of Battery Life & Speed Charge : Listen wirelessly for up to 50 hours and recharge the battery in as little as 2 hours with the convenient Type-C USB cable. In a hurry? A quick 5 min charge gives you 4 hours of music. *BT on/ANC off
True Adaptive Noise Cancelling With Smart Ambient : With four noise-sensing mics, True Adaptive Noise Cancelling means zero distractions whether you’re focusing on studying or getting lost in the music. Or turn on Smart Ambient to hear your surroundings.
Bluetooth 5.3 With LE Audio Supported* : Wirelessly stream high-quality sound even at lower bit rates with Bluetooth 5.3. Audio Mode gives the best available sound while Video Mode ensures the sound and visuals are always in sync. *Available via OTA update.
Personi-Fi 2.0 : The My JBL Headphones app personalizes your sound experience just for you. Just take the quick and easy hearing test and it automatically sets up a custom sound profile that’s ready to go every time you put on your headband. That’s it.

Designed For All-Day Comfort : With a secure fit and extra soft silicone ear tips, you can enjoy long listening sessions.
Adaptive Noise Cancellation : Automatically adjusts noise cancellation to surroundings, providing an immersive listening experience.
Lossless Audio : Guarantees flawless bit-by-bit transmission of audio, maintaining uncompromised sound quality during wireless listening.
Never Slow Down : Enjoy up to 30 hours of uninterrupted listening pleasure and quick charge for an hour's play time in as little as 8 minutes.
Future-Proof Technologies : Step into the future with Auracast™ support and LE Audio* and enjoy the latest codecs with Bluetooth® 5.4 compatibility.
Reclaim Control Of The Sound Around You : Isolate outside noise with optimized adaptive ANC and Anti-Wind Mode, and easily switch to low-noise Transparency Mode for comfortable awareness.
Embrace The Future : Stay ahead with LE Audio & Auracast* that are revolutionizing audio streaming, as well as with smart features like customizable touch control and multipoint connectivity.
Immerse Yourself In Exceptional sound : Sennheiser's TrueResponse transducer system and lossless audio technology deliver best-in-class audio quality for an exceptionally detailed listening experience.
Sennheiser signature sound: Delivers exceptional sound fidelity, ensuring every detail and emotion is heard just as the artist intended thanks to our True Response transducer system which delivers a high-end sound experience with impactful bass and a refined treble response.