MagniFi Mini AX



Experience movies, TV, and games in cinematic, Dolby Atmos and DTS:X surround sound and stream music via Apple AirPlay 2, Chromecast, and Bluetooth with Polk’s advanced sound bar and subwoofer system.

• Immersive Audio with Dolby Atmos, DTS:X, and Polk SDA 3D Audio Technology
• Stream Music via Wi-Fi (Google Chromecast, Apple AirPlay 2, Spotify) or Bluetooth
• Hear Every Word of Dialogue with Patented VoiceAdjust™ and Dedicated Center Channel
• Works with any TV: HDMI, eARC, Optical, AUX, and Roku TV Ready

TV Never Sounded So Good

Upgrade your TV to Dolby Atmos and DTS:X and experience the cinematic thrills of powerful music and immersive sound enveloping you from every angle. Plus, with Polk’s patented VoiceAdjust™ technology, you’ll still hear every word of dialogue, even in the most dramatic moments.

Superior sound from Polk

Ultra compact with powerful, room-filling sound

At an amazingly compact 15 inches wide, MagniFi Mini AX leverages 50 years of Polk loudspeaker engineering and an advanced five-speaker array and powerful subwoofer to upgrade your TV sound with deep, impactful bass, crystal clear highs, and an expansive 3D soundstage rivaling much larger sound bars.

Dolby Atmos, done better

Experience a level of cinematic surround sound that you’d never expect from a 15” sound bar via certified Dolby Atmos and DTS:X that’s optimized in MagniFi Mini AX with our patented SDA technology for an even wider, more accurate soundstage. In addition, Movie Mode transforms stereo audio to 360-degree surround sound.

Enjoy higher quality music streaming

Enjoy higher-quality music streaming from your phone, tablet, or computer over Wi-Fi with Apple AirPlay 2, Google Chromecast, and Spotify Connect. Easily connects to devices via Bluetooth, too.


Hear Every Word

Tired of riding the volume control? Never miss a word of dialogue again. Polk’s patented VoiceAdjust™ speech-clarifying technology works synergistically with MagniFi’s integrated centerchannel speaker to bring up the level of voices without affecting the rest of the soundtrack.


Hear Every Word

Tired of riding the volume control? Never miss a word of dialogue again. Polk’s patented VoiceAdjust™ speech-clarifying technology works synergistically with MagniFi’s integrated centerchannel speaker to bring up the level of voices without affecting the rest of the soundtrack.


Get maximum bass impact with a powerful and convenient wireless subwoofer

MagniFi’s powerful, next-gen, wireless down-firing subwoofer connects automatically and can be placed anywhere up to nine metres from the sound bar to deliver the deep, effortless bass that Polk is famous for. Plus, use BassAdjust to maximize bass impact.

Sets up quickly with any TV


Easy, one-cable set-up with any TV via HDMI eARC/ARC (HDMI cable included), optical, or AUX-in. Convenient OLED display makes settings easy to understand and disappears when not in use. Plus, MagniFi works with most TV remotes out of the box (and includes a remote).

Key Technologies

Enjoy seamless integration with Spotify, allowing you to easily access and stream your favorite songs, albums, playlists and more in high quality over Wi-Fi.

Stream audio or video from your favorite streaming services using your smart device. Hear audio perfectly synced to your speakers from AirPlay 2 sources. AirPlay 2 also supports multi-room audio.

Dolby Atmos is a revolutionary spatial audio technology for the most immersive sound experience

DTS:X immersive audio content places sound where it would naturally occur in space, creating lifelike, multi- dimensional audio. DTS Neural:X upmixer offers heightened realism for legacy content.

Polk-patented SDA (Stereo Dimensional Array) technology creates an expansive soundstage and detailed stereo image, while delivering a multi-dimensional sound experience.

Connect and play music directly from your smartphone, tablet or other compatible device.

Use Google Chromecast for audio to stream music from your favorite apps including Google Play Music, YouTube Music, Amazon Music HD, Spotify, Tidal, Pandora, Deezer, Qobuz, iHeart Radio and more over Wi-Fi.

Google Home or other devices with Google Assistant built-in can control content across your listening environment. Ask your Google Assistant to control volume, play, pause, skip tracks and more.

eARC (Enhanced Audio Return Channel) makes playing TV audio simple with a single HDMI connection. eARC supports HD and 3D audio formats such as Dolby TrueHD, DTS HD Master Audio, Dolby Atmos and more.

Integrates with a Roku TV’s sound settings, has a simpler Roku TV setup process, and can be controlled with your Roku remote control.

Adjust the vocal levels from the sound bar with Polk Voice Adjust technology for clear, easy-to-understand dialogue.

One-button presets for movie watching and music listening, along with Night Mode—so you won’t wake the neighbors or kids during late-night bingewatching sessions.

Proudly engineered and designed in Baltimore, Maryland, Polk products are crafted to meet high standards of quality, performance, and reliability, ensuring a premium audio experience that is the pinnacle of American Hi-Fi.

With Wi-Fi certification, Polk Audio devices provide seamless and stable wireless connectivity, enabling easy integration into your home network for high quality music streaming and wireless control.


Enjoy Great Sound in Minutes

Simply connect MagniFi to your TV’s HDMI eARC/ARC, optical, or aux-in and you’re ready to go. HDMI cable included.

Use the included MagniFi remote control or the remote that came with your TV.

MagniFi Mini AX is Roku TV Ready™ certified to work seamlessly with any Roku TV™, so you can enjoy smooth setup, easy access to sound settings, and compatibility with any Roku TV remote.

Magnifi Mini AX

Details &

  • Inputs (1) HDMI (eARC)
    (1) Optical
    (1) Analog 3.5mm
    (1) USB-A (for firmware updates)
  • Streaming Wi-Fi (802.11 a/n/ac)
    Google Chromecast for Audio
    Apple AirPlay2
    Spotify Connect
    Bluetooth 5.0
  • Drivers Sound Bar: L/R Tweeter = (2) 0.75" (19mm)
    L/C/R Mid = (3) 2" (51mm)
    Woofer = (1) 5" × 7" (127mm × 178mm)
  • Dimensions Sound Bar (W × D × H):
    14.4 × 4.1 × 3.1" (366 x 104 × 79mm)
    Subwoofer (W × D × H):
    7.2 × 15.6 × 14.6" (182 × 396 × 371mm)
  • What’s in the Box: • Sound bar
    • Subwoofer
    • Remote control
    • Sound bar power supply
    • Sound bar power cord
    • Subwoofer power cord
    • HDMI cable
    • (2) AAA batteries
    • Quick start guide
    • Registration card
    • Safety doc

  • PCM
  • Dolby Mono
  • Dolby Digital
  • Dolby Digital Plus
  • Dolby Atmos
  • Dolby Atmos True HD
  • DTS Digital Surround
  • DTS-HD
  • DTS-HD Master Audio
  • DTS:X
  • DTS Virtual X
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