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Key Features
- 450W output delivers immersive sound for movies, music, and games with punchy bass.
- Dolby Atmos provides extraordinary 3D cinematic sound from all directions.
- MultiBeam 3.0 creates a wide, cinema-like soundstage for immersive action.
- PureVoice 2.0 automatically optimises dialogue for clear, consistent speech.
- JBL ONE App allows custom sound profiles, music browsing, and software upgrades.
JBL Bar 300MK2 5.0 channel all-in-one soundbar, Black JBLBAR300M2BLKAS

You’re watching TV in 4K high definition resolution—so why listen in black-and-white? Flat TVs only offer flat sound. The JBL Bar 300MK2 delivers immersive, cinematic sound worthy of our almost century-long Hollywood heritage. Whether you're watching or gaming, enjoy crystal-clear dialogue, Dolby Atmos® surround effects, and a wide soundstage that elevates your entertainment experience. Plus, easy access to hundreds of streaming services, so you can groove to your favorite music with best-in-class sound all night long. All from a smartly designed soundbar that's perfect for cozy rooms and works with every brand of TV. Hear the sound come alive.
Key Features:
450W max output power and punchy bass
Get a truly immersive sound experience from your music, movies, and games with 450 watts of max output power. Feel the thrilling energy of your favorite music and movies from built-in bass ports that pack a powerful punch.
Dolby Atmos®
Hear a plane soar overhead. Feel a crowd swarming past you. Or get carried away by the energy of your go-to dance playlist. Hear extraordinary cinematic sound from all directions with the 3D audio experience of Dolby Atmos®.
MultiBeam™ 3.0
Wherever you're sitting, you'll be in the middle of the action. Our MultiBeam™ 3.0 delivers a wide, cinema-like soundstage that makes every high-speed chase or epic fight scene come alive. The sound beams perfectly fill your room, delivering truly immersive, lifelike, and realistic sound reproduction.
PureVoice 2.0
Never miss a softly spoken line or a whispered plot twist. JBL’s own PureVoice 2.0 automatically raises or optimizes the dialogue, based on both ambient sound in the scene and your soundbar’s volume. So you’ll always hear every word, clearly and consistently, in cinema-quality sound.
JBL ONE App
Set up the soundbar using the JBL ONE app, then make it yours. Customize the sound your way with a precise equalizer, browse your favorite music apps, and get software upgrades for all the latest features, right from your couch.
Specifications
Global
- EAN: 1200130020322
- Model Number: JBLBAR300M2BLKAS
General
- Number Of Channels: 5.0
Features
- App-Control: Yes
- Multi-Room Mode: No
- Remote Control: Yes
Display
- HDR: Yes
Connectivity
- Bluetooth: Yes
- Ethernet: No
- Wi-Fi: Yes
Sound
- Audio Playing Format: Dolby Atmos
- Dolby Atmos: Yes
Interfaces/Ports
- HDMI: 1
Smart Tv Features
- Amazon Alexa Compatible: No
- Apple Airplay Compatible: No
Energy Specification/Power
- Power (W): 450watts
Dimensions
- Depth: 104mm
- Height: 50.5mm
- Width: 940mm
Weight
- Box Weight (Kg): 4.8
- Weight (Kg): 2.9
In The Box & Warranty
- Included: 1x Main soundbar, Remote control with 2 x batteries, Power cords (up to 4pcs depending on region SKUs), 1 x HDMI cable, 2 x L-shape wall-mount bracket (main bar), Quick start guide, Safety instruction and Warranty card, Wall mount template
- Warranty (Years): 1
Other
- Box Depth (mm): 160
- Box Height (mm): 120
- Box Width (mm): 1180
Manuals
Why Buy?
Cinema-style sound that skips the clutter of extra speakers
The JBL Bar 300 MK2 turns thin, tinny TV audio into something you actually feel, with 450 watts of output and Dolby Atmos surround sound built into one sleek unit. If you have been searching for the jbl bar 300 soundbar to fix weak dialogue and flat effects, this all-in-one bar does the job without a separate subwoofer taking up floor space.
MultiBeam 3.0 spreads sound wide across your room so action scenes feel like they are happening around you, not just in front of you. PureVoice keeps dialogue clear and consistent, even when a scene gets loud, so you stop missing lines during tense moments or reaching for the remote to rewind. Built-in bass ports add punch to music and movie soundtracks alike, giving everyday viewing a fuller, more satisfying feel.
At 94cm wide and just 5cm tall, it slots neatly under most TVs and works with any brand, so setup is straightforward from the first night. The JBL ONE app lets you tune the sound to suit your room and stream music from your favourite services, all controlled from the couch.
Buy this if…
- You want fuller, clearer sound than your TV speakers can manage
- Your room is not big enough for a full speaker and subwoofer setup
- You watch a lot of movies or shows and want dialogue you can actually hear
- You prefer one simple soundbar over tangled wires and multiple boxes
- You like the idea of fine-tuning sound and streaming music through an app










