Featuring breakthrough Sound Motion™ technology for a more expansive soundstage, Arc Ultra brings your entertainment to life like no other soundbar.
A sound choice for a more sustainable future
The Sonos Certified Refurbished program is key to our sustainability efforts, helping minimize waste and extend the life of our products.
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Serviceability
We’re designing products that are easier to disassemble so they can be more efficiently repaired and reused.
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Circularity
By incorporating recycled materials in new products and refurbishing existing ones, we’re amplifying a circular economy.
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Recyclability
We’re eliminating plastic from our packaging in favor of paper that’s responsibly sourced and completely recyclable.
You shop, we donate
We donate 1% of Certified Refurbished sales to high-impact nonprofits focused on environmental preservation and restoration, including Rainforest Connection.
Certified Sonos quality
Every refurbished product undergoes thorough testing to guarantee it’s good as new and includes:
The same one-year warranty as a brand new product
All accessories, manuals, and other documentation
Pristine packaging and necessary replacement parts
Tech Specs
- Audio
- Details + Dimensions
- Power + Connectivity
- Box Contents
- Requirements
- Downloads
Amplifiers
Fifteen Class-D digital amplifiers perfectly tuned to the unique acoustic architecture.
Tweeters
Nine 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 midwoofers 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.
Trueplay
This software measures the acoustics of the room then fine-tunes the EQ. Compatible with iOS and Android devices.
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Speech Enhancement
AI detects the human voice to make every word crystal-clear. With just a tap in the Sonos app, choose between four customizable levels for optimal audibility.
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Night Sound
Turn this setting on in the Sonos app to reduce the intensity of loud sounds and increase the level of quieter sounds.
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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.
*HDMI2 eARC connection required.
**This is not an indication of a licensed decoder.
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Dolby Atmos Music
Requires compatible content.
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TV Audio Swap
Swap TV audio between the soundbar and one or two Sonos Ace headphones.
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Released
Originally released October 2024
Dimensions
Height: 2.95 in (75 mm)
Width: 46.38 in (1,178 mm)
Depth: 4.35 in (110.6 mm)
Weight
13.01 lbs (5.9 kg)
Colors
Black, White
Finish
Matte
Mounting
M5 x 0.8mm thread pitch L6.5mm
Controls
Use the capacitive touch controls to play, pause, skip, replay, adjust the volume, turn off voice assistants, and group or ungroup Sonos products.
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Bluetooth Button
Press to pair with a Bluetooth device.
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Mic switch
Toggle off the switch on the back of the product to disconnect power to the mics.
LEDs
Lights on the product indicate connection, mute status, microphone activation, and errors.
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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.
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HDMI eARC
Connect to your TV’s HDMI eARC/ARC port with the included HDMI cable.
Optical
Optical audio adapter sold separately.
Bluetooth
Bluetooth 5.3 supports audio streaming from any Bluetooth-enabled device.
Voltage
100-240V 50/60Hz internal power supply
CPU
Quad Core
4xA55 1.9GHz
Memory
2GB SDRAM
8GB NV
Voice
Works with Sonos Voice Control and Amazon Alexa. Availability of services varies by language and country.
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Apple AirPlay 2
Works with AirPlay 2 on Apple devices iOS 11.4 and higher on WiFi
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TV Compatibility
Not compatible with CCFL-backlit TVs (manufactured 2004-2012)
Sonos Arc Ultra
Power Cable I
Length: 6 ft (2 m)
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HDMI Cable
Length: 4.9 ft (1.5 m)
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Documentation
Quickstart Guide and legal/warranty information
WiFi
Internet connection
Power Source
Nearby electrical outlet
Sonos app
The latest generation of the Sonos app running on a compatible device
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