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Product Description

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The Klipsch Flexus Core 300 is a 5.1.2 Dolby Atmos sound bar that debuts Dirac Live room correction for studio-accurate, space-tailored audio. Powered by Onkyo and featuring horn-loaded tweeters, dual up-firing Atmos drivers and quad built-in subwoofers, it delivers 106 dB of immersive sound with heart-pounding bass. HDMI 2.1 eARC with 8 K passthrough, Wi-Fi, Bluetooth 5.3, and AirPlay/Chromecast let you connect everything from next-gen consoles to high-resolution streaming apps. Finished in Ebony or Walnut, the Core 300 is the ultimate plug-and-play upgrade for movies, music and gaming.
Get the Details

Features & Specs Line Circle

Dirac Live auto-room correction
Calibrates each driver to compensate for room reflections, unlocking reference-grade clarity without acoustic panels.
Authentic 5.1.2 Dolby Atmos
Dedicated height and side channels place effects above and around you for lifelike immersion in movies and games.
Klipsch horn technology
A .75″ Tractrix®-horn tweeter focuses dialog so voices stay intelligible even at whisper-quiet night-mode levels.
Onkyo-engineered 8 K HDMI 2.1 eARC
One-cable connection passes 8 K/60 Hz video, variable refresh rate (VRR), ALLM and lossless Atmos audio to your TV.
All-in-one bass solution
Quad 4″ woofers and dual 4″ up-firing woofers hit 43 Hz, sparing you from buying a separate sub unless you crave wall-shaking lows.
Future-proof streaming
AirPlay 2, Chromecast, Spotify Connect and TIDAL Connect deliver gapless hi-res music over Wi-Fi or Ethernet with app-based multi-room control.
Dirac Live auto-room correction
Calibrates each driver to compensate for room reflections, unlocking reference-grade clarity without acoustic panels.
Authentic 5.1.2 Dolby Atmos
Dedicated height and side channels place effects above and around you for lifelike immersion in movies and games.
Klipsch horn technology
A .75″ Tractrix®-horn tweeter focuses dialog so voices stay intelligible even at whisper-quiet night-mode levels.
Onkyo-engineered 8 K HDMI 2.1 eARC
One-cable connection passes 8 K/60 Hz video, variable refresh rate (VRR), ALLM and lossless Atmos audio to your TV.
All-in-one bass solution
Quad 4″ woofers and dual 4″ up-firing woofers hit 43 Hz, sparing you from buying a separate sub unless you crave wall-shaking lows.
Future-proof streaming
AirPlay 2, Chromecast, Spotify Connect and TIDAL Connect deliver gapless hi-res music over Wi-Fi or Ethernet with app-based multi-room control.

Expert Insight

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The Flexus Core 300 transforms any living room into a private theater. Dirac’s tuning make vocals razor-sharp while explosions rumble without distortion, and switching between Atmos movies and Spotify playlists is seamless through the Klipsch app. If you want massive, customizable sound without a rack of speakers, this bar is worth every penny.

Expert Img
Nate M
Brand Manager

Details

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Klipsch Flexus Core 300 5.1.2-Channel Dolby Atmos Sound Bar

Bring a cinema-grade listening experience home with the Klipsch Flexus Core 300 - the world’s first sound bar to ship with Dirac Live auto-room correction. After a quick acoustic scan, Dirac tailors every driver to your exact space, unlocking crystalline dialog, bone-deep bass, and pinpoint Atmos effects. Powered by Onkyo’s precision amplification and wrapped in Klipsch’s signature horn-loaded heritage, the Core 300 fills even large rooms with a staggering 106 dB of distortion-free output. Control everything—from 8 K-ready HDMI 2.1 eARC to custom EQ presets—through the back-lit remote or the intuitive Klipsch Connect Plus app for iOS & Android. Choose the modern Ebony finish and mount it on a shelf or wall for an elegant, clutter-free upgrade to movies, music, and next-gen gaming.

Klipsch Flexus Core 300 Full Specifications:

  • Speaker System: 5.1.2 Dolby Atmos sound bar
  • Max Acoustic Output: 106 dB SPL
  • Drivers: 4 × 2.25″ front mid-bass, 1 × 0.75″ horn tweeter, 2 × 2.25″ side, 2 × 4″ + 2 × 2.25″ up-firing, quad 4″ internal woofers
  • Frequency Response: 43 Hz – 20 kHz
  • Audio Processing: Dolby Atmos, DTS:X, PCM 7.1
  • Room Correction: Dirac Live (mic included)
  • Connectivity: Wi-Fi, Bluetooth 5.3, Ethernet
  • Inputs: HDMI 2.1 (8 K passthrough), HDMI eARC, USB-C, Digital Optical
  • Outputs: HDMI out, Subwoofer (RCA), USB-A
  • Streaming: AirPlay 2, Google Cast, Spotify Connect, TIDAL Connect, QPlay
  • Controls: Klipsch Connect Plus app, back-lit remote with Sound/Dialog/Night modes
  • Mounting: ¼″-20 insert; optional wall bracket
  • Finish: Ebony vinyl or Walnut veneer
  • Dimensions: 54″ W × 3 1⁄16″ H × 4 15⁄16″ D (137.2 × 7.8 × 12.6 cm)
  • Weight: 18.7 lb (8.5 kg)
  • Accessories Included: HDMI cable, power cord, remote, AAA batteries, user manual
  • MSRP: US $1,199

Klipsch Flexus Core 300 Soundbar Q&A:

Does Dirac Live require extra hardware?
No - Klipsch includes the Dirac license and a calibrated microphone in the box, so you can run the calibration from the free Klipsch Connect Plus app.
Can I add a separate subwoofer later?
Yes, the Core 300 has an RCA sub-out that automatically engages low-pass filtering when you connect an external powered sub.
Will the sound bar pass 4K 120 Hz or 8K 60 Hz signals from my PS5/Series X?
Absolutely - its HDMI 2.1 passthrough supports up to 8K 60 Hz, 4K 120 Hz for lag-free next-gen gaming.
Is wall mounting difficult?
The bar has a ¼″-20 threaded insert and Klipsch offers an optional slim-depth bracket; all you need is a level and two screws.
Does it work with voice assistants?
Because it supports AirPlay 2 and Chromecast, you can initiate playback via Siri, Google Assistant or any Cast-enabled app.
How loud can it get without distortion?
The Core 300 delivers up to 106 dB SPL - roughly the volume of a live rock concert - while maintaining Klipsch’s low-distortion signature.
What streaming services are natively supported?
You can cast from Spotify, TIDAL, QPlay, Apple Music (via AirPlay 2) and any Chromecast-enabled apps over Wi-Fi.
Does Night Mode really help late-night viewing?
Yes - Night Mode compresses dynamic peaks and boosts dialog so you can hear whispers without waking the household.

Klipsch Flexus Core 300 Downloads:

Klipsch Flexus Core 300 Specification Sheet
Klipsch Flexus Core 300 User Manual

Klipsch Flexus Core 300 Recommendations:

The Klipsch Flexus Core 300 is part of the Klipsch Flexus Series. If you're looking for a full home theater Klipsch Flexus 300 setup, the Klipsch experts at ListenUp recommend pairing the Klipsch Flexus Core 300 with the Klipsch Flexus Surr 200 Wireless Atmos Surround Speakers and the Klipsch Flexus Sub 200 Wireless 12" Subwoofer

Reviews

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Product Descriptiondown arrow

Product Description

Line Circle
The Klipsch Flexus Core 300 is a 5.1.2 Dolby Atmos sound bar that debuts Dirac Live room correction for studio-accurate, space-tailored audio. Powered by Onkyo and featuring horn-loaded tweeters, dual up-firing Atmos drivers and quad built-in subwoofers, it delivers 106 dB of immersive sound with heart-pounding bass. HDMI 2.1 eARC with 8 K passthrough, Wi-Fi, Bluetooth 5.3, and AirPlay/Chromecast let you connect everything from next-gen consoles to high-resolution streaming apps. Finished in Ebony or Walnut, the Core 300 is the ultimate plug-and-play upgrade for movies, music and gaming.
Get the Details
Features & Specsdown arrow

Features & Specs Line Circle

Dirac Live auto-room correction
Calibrates each driver to compensate for room reflections, unlocking reference-grade clarity without acoustic panels.
Authentic 5.1.2 Dolby Atmos
Dedicated height and side channels place effects above and around you for lifelike immersion in movies and games.
Klipsch horn technology
A .75″ Tractrix®-horn tweeter focuses dialog so voices stay intelligible even at whisper-quiet night-mode levels.
Onkyo-engineered 8 K HDMI 2.1 eARC
One-cable connection passes 8 K/60 Hz video, variable refresh rate (VRR), ALLM and lossless Atmos audio to your TV.
All-in-one bass solution
Quad 4″ woofers and dual 4″ up-firing woofers hit 43 Hz, sparing you from buying a separate sub unless you crave wall-shaking lows.
Future-proof streaming
AirPlay 2, Chromecast, Spotify Connect and TIDAL Connect deliver gapless hi-res music over Wi-Fi or Ethernet with app-based multi-room control.
Dirac Live auto-room correction
Calibrates each driver to compensate for room reflections, unlocking reference-grade clarity without acoustic panels.
Authentic 5.1.2 Dolby Atmos
Dedicated height and side channels place effects above and around you for lifelike immersion in movies and games.
Klipsch horn technology
A .75″ Tractrix®-horn tweeter focuses dialog so voices stay intelligible even at whisper-quiet night-mode levels.
Onkyo-engineered 8 K HDMI 2.1 eARC
One-cable connection passes 8 K/60 Hz video, variable refresh rate (VRR), ALLM and lossless Atmos audio to your TV.
All-in-one bass solution
Quad 4″ woofers and dual 4″ up-firing woofers hit 43 Hz, sparing you from buying a separate sub unless you crave wall-shaking lows.
Future-proof streaming
AirPlay 2, Chromecast, Spotify Connect and TIDAL Connect deliver gapless hi-res music over Wi-Fi or Ethernet with app-based multi-room control.
Expert Insightdown arrow

Expert Insight

Line Circle

The Flexus Core 300 transforms any living room into a private theater. Dirac’s tuning make vocals razor-sharp while explosions rumble without distortion, and switching between Atmos movies and Spotify playlists is seamless through the Klipsch app. If you want massive, customizable sound without a rack of speakers, this bar is worth every penny.

Expert Img
Nate M
Brand Manager
Detailsdown arrow

Details

Line Circle

Klipsch Flexus Core 300 5.1.2-Channel Dolby Atmos Sound Bar

Bring a cinema-grade listening experience home with the Klipsch Flexus Core 300 - the world’s first sound bar to ship with Dirac Live auto-room correction. After a quick acoustic scan, Dirac tailors every driver to your exact space, unlocking crystalline dialog, bone-deep bass, and pinpoint Atmos effects. Powered by Onkyo’s precision amplification and wrapped in Klipsch’s signature horn-loaded heritage, the Core 300 fills even large rooms with a staggering 106 dB of distortion-free output. Control everything—from 8 K-ready HDMI 2.1 eARC to custom EQ presets—through the back-lit remote or the intuitive Klipsch Connect Plus app for iOS & Android. Choose the modern Ebony finish and mount it on a shelf or wall for an elegant, clutter-free upgrade to movies, music, and next-gen gaming.

Klipsch Flexus Core 300 Full Specifications:

  • Speaker System: 5.1.2 Dolby Atmos sound bar
  • Max Acoustic Output: 106 dB SPL
  • Drivers: 4 × 2.25″ front mid-bass, 1 × 0.75″ horn tweeter, 2 × 2.25″ side, 2 × 4″ + 2 × 2.25″ up-firing, quad 4″ internal woofers
  • Frequency Response: 43 Hz – 20 kHz
  • Audio Processing: Dolby Atmos, DTS:X, PCM 7.1
  • Room Correction: Dirac Live (mic included)
  • Connectivity: Wi-Fi, Bluetooth 5.3, Ethernet
  • Inputs: HDMI 2.1 (8 K passthrough), HDMI eARC, USB-C, Digital Optical
  • Outputs: HDMI out, Subwoofer (RCA), USB-A
  • Streaming: AirPlay 2, Google Cast, Spotify Connect, TIDAL Connect, QPlay
  • Controls: Klipsch Connect Plus app, back-lit remote with Sound/Dialog/Night modes
  • Mounting: ¼″-20 insert; optional wall bracket
  • Finish: Ebony vinyl or Walnut veneer
  • Dimensions: 54″ W × 3 1⁄16″ H × 4 15⁄16″ D (137.2 × 7.8 × 12.6 cm)
  • Weight: 18.7 lb (8.5 kg)
  • Accessories Included: HDMI cable, power cord, remote, AAA batteries, user manual
  • MSRP: US $1,199

Klipsch Flexus Core 300 Soundbar Q&A:

Does Dirac Live require extra hardware?
No - Klipsch includes the Dirac license and a calibrated microphone in the box, so you can run the calibration from the free Klipsch Connect Plus app.
Can I add a separate subwoofer later?
Yes, the Core 300 has an RCA sub-out that automatically engages low-pass filtering when you connect an external powered sub.
Will the sound bar pass 4K 120 Hz or 8K 60 Hz signals from my PS5/Series X?
Absolutely - its HDMI 2.1 passthrough supports up to 8K 60 Hz, 4K 120 Hz for lag-free next-gen gaming.
Is wall mounting difficult?
The bar has a ¼″-20 threaded insert and Klipsch offers an optional slim-depth bracket; all you need is a level and two screws.
Does it work with voice assistants?
Because it supports AirPlay 2 and Chromecast, you can initiate playback via Siri, Google Assistant or any Cast-enabled app.
How loud can it get without distortion?
The Core 300 delivers up to 106 dB SPL - roughly the volume of a live rock concert - while maintaining Klipsch’s low-distortion signature.
What streaming services are natively supported?
You can cast from Spotify, TIDAL, QPlay, Apple Music (via AirPlay 2) and any Chromecast-enabled apps over Wi-Fi.
Does Night Mode really help late-night viewing?
Yes - Night Mode compresses dynamic peaks and boosts dialog so you can hear whispers without waking the household.

Klipsch Flexus Core 300 Downloads:

Klipsch Flexus Core 300 Specification Sheet
Klipsch Flexus Core 300 User Manual

Klipsch Flexus Core 300 Recommendations:

The Klipsch Flexus Core 300 is part of the Klipsch Flexus Series. If you're looking for a full home theater Klipsch Flexus 300 setup, the Klipsch experts at ListenUp recommend pairing the Klipsch Flexus Core 300 with the Klipsch Flexus Surr 200 Wireless Atmos Surround Speakers and the Klipsch Flexus Sub 200 Wireless 12" Subwoofer

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Reviews

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