When you watch TV in 4K resolution, why is the sound still black and white? The sound from flat-screen TVs is not enough. The JBL Bar 300MK2 delivers immersive, cinematic sound that our nearly 100-year-old Hollywood tradition deserves. Whether you're watching TV or playing games, crystal-clear dialogue, Dolby Atmos surround sound effects, and a wide soundstage take your entertainment experience to a whole new level. Plus, it's easy to access hundreds of streaming services, so you can enjoy your favorite music in premium sound quality all night long. All this from a smart soundbar that fits perfectly into cozy spaces and is compatible with all TV brands. Hear how sound comes to life.
450 W maximum power and powerful bass without a separate subwoofer
Enjoy a truly immersive audio experience for music, movies, and games with 450 watts of maximum power. Feel the incredible energy of your favorite music and movies with solid bass ports that add real punch to the sound.
Dolby Atmos
You can hear the plane flying overhead. You can feel the crowd buzzing around you. Or let your favorite playlist take you away. With Dolby Atmos 3D audio, you'll hear exceptionally cinematic sound from every direction.
MultiBeam 3.0
No matter where you sit, you're at the heart of the action. MultiBeam 3.0 delivers a wide, cinematic soundscape that brings every car chase and epic battle scene to life. Sound beams fill your room perfectly, delivering a truly immersive, vivid, and realistic audio experience.
PureVoice 2.0
No softly spoken line or whispered plot twist will be missed. JBL's proprietary PureVoice 2.0 automatically amplifies or optimizes dialogue based on both the ambient sound and the soundbar's volume. So you'll always hear every word with cinema-quality sound, clearly and consistently.
SmartDetails
Hear every subtle detail of the movie soundtrack, just like in a movie theater. Thanks to JBL's advanced sound enhancement technology, you'll experience every detail as the filmmakers intended, with a clear and balanced sound field.
Easy sound calibration
Every room is different. The soundbar detects how sound reflects off walls and furniture. It then delivers the best 3D surround sound effects, adjusted to suit your room and TV.
HDMI eARC 4K Dolby Vision pass-through
Regardless of your TV brand, you can enjoy uncompressed Dolby Atmos surround sound with a single HDMI cable thanks to the HDMI eARC connection. The HDMI input also provides 4K video quality from a compatible video player or game console.
JBL ONE app
Set up your soundbar with the JBL ONE app and then make it your own. Customize the sound to your liking with a precise equalizer, browse your favorite music apps, and download software updates for all the latest features from the comfort of your couch.
Power, W: 450
Bluetooth: Yes
Audio channels: 5.0
Product weight, g: 2900
Connections: HDMI
Connections: USB-A
Product dimensions (L x W x H), mm: 940 x 104 x 50.5
Frequency response, Hz: 50 - 20k
Bluetooth version: 5.3
Wi-Fi: Yes
Bluetooth profiles: A2DP v1.3, AVRCP v1.5
Package contents: 1 x Soundbar main speaker
Remote control (includes two batteries)
Power cables (up to 4 depending on regional SKU code)
1 x HDMI cable
2 x L-shaped wall mounts (main speaker)
Quick start guide
Safety instructions and warranty card
Wall mount template