Featuring breakthrough Sound Motion™ technology for a more expansive soundstage, Arc Ultra brings your entertainment to life like no other soundbar.
Experience clearer dialogue, deeper bass and more detailed sound that precisely surrounds you from every direction—all in an unbelievably sleek design. Dolby Atmos takes immersion to a whole new dimension, creating a 9.1.4 spatial audio experience.1 Speech Enhancement, powered by AI, detects the human voice to clarify dialogue, giving you greater control so you never miss a word. Quickly set up Arc Ultra with the included HDMI cable, and enjoy streamlined control with your TV remote. You can also use the Sonos app, the touch controls on top of the soundbar, Sonos Voice Control, and Amazon Alexa. When your TV is off, stream music and more from all your favourite services using WiFi and Bluetooth. Add a Sonos Sub and Era 300 rear speakers for the ultimate Dolby Atmos surround sound experience. Listen all around your home when you add Sonos speakers to other rooms.
The soundbar, reinvented
Arc Ultra is the sleekest and most powerful soundbar Sonos has ever created. With an all-new acoustic architecture powered by 14 Sonos-engineered drivers and advanced technologies like Sound Motion™, Arc Ultra fills every inch of the room and precisely places sounds all around you for an entertainment experience that feels out of this world.
Sound Motion™
Key to next-level immersion
Sound Motion™ technology redefines what’s possible in audio performance. By integrating Sound Motion™ into Arc Ultra, they are able to obtain a deeper, more powerful bass response in a smaller package. This innovation frees up space for additional tweeter and mid-range drivers, delivering a more expansive and balanced soundstage, surpassing the previous generation of Arc.
Dolby Atmos
Sound in a whole new dimension
With Dolby Atmos, Arc Ultra brings sound to life with sensational definition and envelops you in a mind-blowing 9.1.4 spatial audio experience.1
Beyond immersive
Pair Arc Ultra with a Sonos Sub and Era 300 rear speakers for the ultimate Dolby Atmos surround sound experience, with bass you can feel and jaw-dropping detail from every direction.2
Speech Enhancement
Crystal-clear dialogue for every listener
Speech Enhancement with Arc Ultra uses AI to detect the human voice and clarify dialogue. With four customisable levels, you can ensure every listener hears every word with precision.
Design worthy of your home
Distinctive curved shape. Low-profile design. Matte finish. Arc Ultra is thoughtfully crafted to look great in your home and keep the focus on your entertainment.
An exclusive entertainment experience
Instantly swap TV audio from Arc Ultra to Sonos Ace for private surround sound and sensational spatial audio with dynamic head tracking.3 Connect two Sonos Ace headphones at once to enjoy a film with a companion or immerse yourself in couch co-op gaming.4
Make sound feel at home
TrueCinema technology with Arc Ultra enhances your Sonos Ace headphones by precisely mapping your space, then virtually rendering the most lifelike surround sound experience. You’ll feel like you’re listening out loud in your own private cinema.3
The most dynamic duo
Get the ultimate out-loud and personal listening experiences with Sonos Ace and Arc Ultra.
Control your way
Share audio from your Apple devices
Stream directly from your iPhone, iPad, or Mac. With the Apple Home app, you can even use Siri on your device to play Apple Music.
Touch and go
Intuitive touch controls provide quick, screen-free control. Just tap or swipe to play, pause, adjust the volume, and group your Sonos speakers.
Control everything like it's nothing
The Sonos app brings all your content and settings together in one place for effortless control from any room.
Use your TV remote
Enjoy streamlined and clutter-free control with your existing TV remote.
Breeze through setup
Get theatre-quality sound in minutes. Simply plug in the power cable, connect your TV with the included HDMI cable, and open the Sonos app to complete setup.
Perfectly tuned for the room
With just a few taps in the Sonos app, Trueplay™ optimises the sound for the unique acoustics of the room and placement of the soundbar. Available for iOS and Android.
Fill your home with music
Arc Ultra is more than a soundbar. It’s also their most powerful spatial audio speaker. When the TV is off, stream music and more with WiFi and Bluetooth. Listen all around your home with Sonos speakers in other rooms.
Environmentally sound design
From increasing the energy efficiency of their products to eliminating plastic from their packaging, they are finding innovative ways to tone down their environmental impact.
SPECIFICATIONS
| Amplifiers | Fifteen Class-D digital amplifiers perfectly tuned to the soundbar's unique acoustic architecture. |
| Tweeters | Seven precisely angled silk-dome tweeters create crisp high frequencies and clear dialogue. Two of these fire upward, creating dedicated height channels for spatial audio. |
| Midwoofers | Six woofers ensure faithful playback of mid-range frequencies. |
| Woofers | Sound Motion, a four-motor, dual-membrane woofer, delivers exceptional bass in a revolutionary flat, compact design. |
| Microphones | The far-field microphone array uses advanced beamforming and multichannel echo cancellation for quick and accurate voice control and Trueplay tuning. Disconnect by toggling off the mic switch. |
| Adjustable EQ | Use the Sonos app to adjust bass, treble, and loudness. |
| TrueplayTM | This software measures the acoustics of the room then fine-tunes the EQ. Compatible with iOS and Android devices. |
| Speech Enhancement | Choose your preferred level of dialogue clarity in the Sonos app. |
| Night Sound | Turn this setting on in the Sonos app to reduce the intensity of loud sounds and enhance quieter sounds. |
| Home Theater Audio Formats | Stereo PCM, Dolby Digital, Dolby Digital Plus, Dolby Atmos (Dolby Digital Plus), Dolby Atmos*, Dolby TrueHD*, Dolby Atmos (True HD)*, Multichannel PCM*, Dolby Multichannel PCM*, DTS Digital Surround** The Sonos app's Now Playing screen will display what type of audio is being decoded. *HDMI eARC connection required. **This is not an indication of a licensed decoder. |
| Dolby Atmos Music1 | Requires compatible content. |
| TV Audio Swap | Swap TV audio between the soundbar and Sonos Ace headphones. |
| Amplifiers | Fifteen Class-D digital amplifiers perfectly tuned to the soundbar's unique acoustic architecture. |
| Tweeters | Seven precisely angled silk-dome tweeters create crisp high frequencies and clear dialogue. Two of these fire upward, creating dedicated height channels for spatial audio. |
| Midwoofers | Six woofers ensure faithful playback of mid-range frequencies. |
| Woofers | Sound Motion, a four-motor, dual-membrane woofer, delivers exceptional bass in a revolutionary flat, compact design. |
| Microphones | The far-field microphone array uses advanced beamforming and multichannel echo cancellation for quick and accurate voice control and Trueplay tuning. Disconnect by toggling off the mic switch. |
| Adjustable EQ | Use the Sonos app to adjust bass, treble, and loudness. |
| TrueplayTM | This software measures the acoustics of the room then fine-tunes the EQ. Compatible with iOS and Android devices. |
| Speech Enhancement | Choose your preferred level of dialogue clarity in the Sonos app. |
| Night Sound | Turn this setting on in the Sonos app to reduce the intensity of loud sounds and enhance quieter sounds. |
| Home Theater Audio Formats | Stereo PCM, Dolby Digital, Dolby Digital Plus, Dolby Atmos (Dolby Digital Plus), Dolby Atmos*, Dolby TrueHD*, Dolby Atmos (True HD)*, Multichannel PCM*, Dolby Multichannel PCM*, DTS Digital Surround** The Sonos app's Now Playing screen will display what type of audio is being decoded. *HDMI eARC connection required. **This is not an indication of a licensed decoder. |
| Dolby Atmos Music1 | Requires compatible content. |
| TV Audio Swap | Swap TV audio between the soundbar and Sonos Ace headphones. |
| Mounting | M5 x 0.8 mm thread pitch L6.5 mm |
| Controls | Use the capacitive touch controls to play, pause, skip, replay, adjust the volume, turn off voice assistants, and group or ungroup Sonos products. |
| Bluetooth button | Press to pair a Bluetooth device. |
| Mic switch | Toggle off this switch on the back of the product to disconnect power to the mics. |
| LEDs | Lights on the product indicate connection, microphone activity, and mute status. |
| WiFi | Compatible with WiFi 6. Connect to WiFi with any 802.11a/b/g/n/ac/ax 2.4 GHz/5 GHz broadcast-capable router. |
| HDMI ARC/eARC | Connect to your TV's HDMI eARC/ARC port with the included HDMI cable. Optical adapter sold separately. |
| Bluetooth | Bluetooth 5.3 supports audio streaming from any Bluetooth-enabled device. |
| Voltage | 100-240V 50/60 Hz internal power supply |
| CPU | Quad Core 4xA55 1.9 GHz |
| Memory | 2 GB SDRAM 8 GB NV |
| Voice | Works with Sonos Voice Control and Amazon Alexa. Availability of voice assistants varies by language and country. |
| Apple AirPlay 2 | Works with AirPlay 2 on Apple devices iOS 11.4 and higher. |
| Dimensions | Height: 2.95 in (75 mm) |
| Weight | 13 lb (5.9 kg) |
| Colors | Black, White |
| Finish | Matte |