
JBL BAR-300-MK2 5.0 All-in-One with Dolby Atmos Soundbar and 3 Year Amber Protection Plan (2025)
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The JBL BAR 300 MK2 is a 5.0-channel all-in-one soundbar with Dolby Atmos, five racetrack drivers and four tweeters, and HDMI eARC with 4K Dolby Vision and HDR10+ passthrough. It uses JBL's MultiBeam beamforming for virtual surround and PureVoice 2.0 to keep dialogue clear. It suits small to medium rooms where a subwoofer and rear speakers are impractical. Against rivals like the Sonos Beam and Bose Smart Soundbar 300, it adds Atmos and more drivers but lacks their music streaming ecosystems and room-correction depth.
In stockSold by Walts TVReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
Owners and reviewers generally praise the BAR 300 MK2 for its clear dialogue, wide soundstage, and easy setup. Many note that bass is modest without a subwoofer and that it lacks advanced streaming features, but most find it a strong value for a one-piece Atmos bar.
The JBL BAR-300-MK2 is a 5.0-channel soundbar with Dolby Atmos.
The soundbar has five 42 x 80 mm racetrack drivers and four 0.75 in (20 mm) tweeters. Its frequency response is 50Hz to 20kHz (-6dB). It connects to a TV through HDMI eARC and passes through 4K Dolby Vision and HDR10+ video.
Bluetooth 5.3, optical and USB inputs are available for other sources. It is intended for residential use only.