Studio 3D Mini

Ultra-slim, Music-streaming, Dolby Atmos Sound Bar System

  • Heard But Not Seen: A vanishing slim profile with modern, unobtrusive lines. Extraordinary audio performance from an unassuming bar.
  • Compact Impact: Tight, driving bass. Premium aluminum tweeters. Theater-grade processing. It’s small, but it delivers.
  • 3D Surround Sound: 4.1 channel, six-driver array. Engineered for impact with Dolby Atmos and DTS:X. Fill the room with a big, natural sound stage.
  • Millions of Songs: HEOS built-in streams your digital library and millions of songs from your favorite services. Hi-Res Audio excellence.
  • 899.00 System
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  • Free ground shipping on all orders

Ultra-slim, Music-streaming, Dolby Atmos Sound Bar System

Compact and easy to miss, until you hear it. Impactful, natural 3D surround sound, including Dolby Atmos and DTS:X. High-Res Audio music streaming. Premium materials and technology. Included subwoofer. Easy to set up. It’s better to be heard than seen.


Unobtrusive, Unforgettable Design

At less than two inches tall, this slim and compact sound bar is easy to miss, until you hear it. With striking angles and brushed aluminum, the room remains as beautiful as it sounds.


Dolby Atmos & DTS:X 3D Audio

When playing a movie with Dolby Atmos or DTS:X, the Studio 3D Mini offers a natural sound experience. Theater-grade signal processing for the six-driver array makes every movie unforgettable.


Stream Music with HEOS Built-in

With a single app, you can access millions of available songs including thousands of Hi-Res Audio tracks. Stream the music of your choice, including your own digital library.



eARC (enhanced Audio Return Channel) delivers 3D Atmos and DTS:X audio signals from the television. You will enjoy astonishing sound from a simple, one-cable setup.

4.1 Driver Arrangement

Four 1’ x 3” racetrack drivers (two side-firing for a wider sound stage). Two 1” aluminum dome tweeters for sharp detail. One 8” wireless subwoofer for deep and impactful bass.

8” Wireless Subwoofer

The eight-inch, long-throw woofer delivers impactful power. The system may blend into the room, but the powerful bass attracts attention every time.


AirPlay 2

Sync with an Apple iOS or iTunes system and stream directly to the sound bar. Add it to an AirPlay 2 multi-room ecosystem.


Roku TV Ready

Verified by Roku to work seamlessly with your Roku TV, you’ll enjoy smooth setup, easy access to sound settings, and compatibility with any Roku remote.

Voice Control

Easy voice control from the most popular voice agents. Alexa. Siri. Google Assist. Set the volume, skip a track, and pause or unpause a song.

Simple Setup

Connect to the TV, plug into your power, then finish with the app. You’ll enjoy amazing audio in just minutes.

Home Automation

Includes drivers for the leading home automation companies including Control4, Crestron, URC, Elan, and more.

4K, Dolby Vision, HDR10

Cinematic quality on the small screen with stunning, nuanced contrast, detailed imaging, with brilliant colors and depth. Supports 4K televisions for video as sharp as its sound.

HDMI, Optical, & AUX Connectivity

Connect for one 4K HDMI in. One 4K HDMI with eARC out. Optical in. AUX in. There’s also a handy USB input for expanded storage.

  • Tech Specs
  • Reviews
  • Q & A
  • Support
Tech Specs


  • Total Pieces


  • Remote
    Infrared (IR), HEOS Mobile App
  • Remote Type
    Infrared (IR)
  • Included Accessories
    • (1) HDMI Cable
    • (1) Optical Cable
    • (2) (2) Power Cords: one for the sound bar, one for the subwoofer
    • (1) Owner’s Manual
    • (1) Quick Start Guide
    • (2) AAA Batteries for remote
    • (2) Wall Mount Spacers
    • (1) Wall Mount Template


  • Electronics Warranty
    1 years
  • Original Purchaser Only

Studio 3D Sound Bar

  • Height
    2" (5.08 cm)
  • Width
    26.5" (67.31 cm)
  • Depth
    4.5" (11.43 cm)
  • Driver Complement
    • (2)  1" (2.54 cm) h x 3" (7.62 cm) w (Oval) - Mid/Woofer
    • (2)  1" (2.54 cm) h x 3" (7.62 cm) w (Oval) - Mid/Woofer
    • (2)  1" (2.54 cm) d (Round) - Tweeter

On-Wall Mount

  • Mounting Type
    Keyhole Slots


  • Audio Inputs
    • USB (For playing MP3, WMA, ALAC, FLAC, DSD, WAV)
    • Toslink Optical
    • Analog 3.5mm Mini-Jack (AUX)
  • Video Pass-through
    • 1 in/ 1out with eARC, 4K, HDR
  • USB
  • USB Uses
    • For playing MP3, WMA, ALAC, FLAC, DSD, WAV
  • Ethernet

Wireless Technology

  • Bluetooth
  • Wireless
  • Wireless Protocol
    2.4 GHz 802.11b/g/n - 5 GHz 802.11 a/n/ac
  • Note
    Audio Streaming: HEOS Built-in, Spotify Connect, Airplay 2, Bluetooth

Wireless Subwoofer

  • Height
    13.98" (35.51 cm)
  • Width
    12.52" (31.8 cm)
  • Depth
    12.52" (31.8 cm)
  • Subwoofer Array Driver Complement
    • (1)  8" (20.32 cm) d (Round) - Subwoofer
Q & A



    How to Set Up Your Definitive Technology Studio 3D Mini Sound Bar


    Learn how to set up, connect, and install the Definitive Technology Studio 3D Mini Sound Bar. Includes help connecting to your TV, setting up the sound bar’s subwoofer, setting up the HEOS audio streaming platform, and mounting the sound bar on your wall.

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