Item #JBLBAR300M2BLKAM

JBL Bar 300MK2

5.0 Soundbar with Dolby Atmos
Item #JBLBAR300M2BLKAM

JBL Bar 300MK2

5.0 Soundbar with Dolby Atmos
Was $449.95 $349.95
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Overview

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 JBL's 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.

450W max output power and punchy bass without a separate subwoofer

The BAR 300MK2 delivers immersive sound with 450 W maximum output power and strong bass from built‑in ports, eliminating the need for a separate subwoofer.

Dolby Atmos

Delivers immersive, cinematic 3D surround sound with Dolby Atmos processing, allowing sound to move from all directions within the room.

MultiBeam 3.0

Uses MultiBeam 3.0 technology to create a wide, cinema‑like soundstage that fills the room, delivering immersive and realistic audio reproduction from a single soundbar.

PureVoice 2.0

Optimizes dialogue clarity based on ambient sound and volume levels so that every word is heard clearly and consistently in cinema‑quality sound.

SmartDetails

Enhances subtle audio elements—such as footsteps or distant sounds—ensuring a clear, balanced sound field that reflects the intended mix in films and music.

Easy Sound Calibration

Automatically analyzes room acoustics and adjusts output to deliver optimal 3D surround effects that adapt to any interior layout or TV position.

HDMI eARC with 4K Dolby Vision passthrough

Supports uncompressed Dolby Atmos surround sound and 4K Dolby Vision video through a single HDMI connection, compatible with most TV brands.

JBL One App

Facilitates setup, personalization, and control via the JBL One App, which provides EQ adjustment, smart streaming integration, and automatic software updates.

Details & Specs

ModelBAR 300MK2
General Specifications
Sound system5.0 channel
Power supply100 – 240V AC, ~ 50/60Hz
Total speaker power output (Max. @THD 1%)450W
RMS power (@THD 1%)225W
Soundbar transducer5 × (42 × 80)mm racetrack drivers, 4 × 0.75" (20mm) tweeters
Networked standby power< 2.0W
Operating temperature0°C – 45°C
Audio Specifications
Frequency response50Hz – 20kHz (–6dB)
Audio inputsOptical, Bluetooth, USB (USB playback available in US version; other versions USB is for service only)
Dimensions
Main soundbar dimensions (W × H × D)940 × 50.5 × 104 mm / 37" × 2.0" × 4.1"
Soundbar weight2.9kg / 6.5lbs
Packaging dimensions (W × H × D)1180 × 120 × 160 mm / 46.5" × 4.7" × 6.3"
Packaging weight4.8kg / 10.6lbs
Control and Connection Specifications
USB portType A
USB rating5V DC, 0.5A
Supported file formatsmp3
MP3 codecMPEG 1 Layer 2/3, MPEG 2 Layer 3, MPEG 2.5 Layer 3
MP3 sampling rate16 – 48 kHz
MP3 bitrate80 – 320 kbps
Bluetooth versionv5.3
Bluetooth profileA2DP v1.3, AVRCP v1.5
Bluetooth transmitter frequency range2400 MHz – 2483.5 MHz
Bluetooth transmitter power<15 dBm (EIRP)
Wi-Fi networkIEEE 802.11 a/b/g/n/ac/ax (2.4GHz / 5GHz)
2.4G Wi-Fi transmitter frequency range2412 – 2472 MHz (USA 11 channels, Europe and others 13 channels)
2.4G Wi-Fi transmitter power< 20 dBm (EIRP)
5G Wi-Fi transmitter frequency range5.15 – 5.35GHz, 5.470 – 5.725GHz, 5.725 – 5.825GHz
5G Wi-Fi transmitter power5.15 – 5.25GHz <23dBm, 5.25 – 5.35GHz & 5.470 – 5.725GHz <20dBm, 5.725 – 5.825GHz <14dBm (EIRP)
NoteBand 5.6 – 5.64 GHz will be disabled when shipped to Australia / New Zealand.
Video Specifications
HDMI video input1
HDMI video output (with eARC)1
HDMI HDCP version2.3
HDR pass throughHDR10+, Dolby Vision

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