Arc Ultra Premium Smart Soundbar

Featuring breakthrough Sound Motion™ technology, 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 An advanced version of Speech Enhancement gives you greater control over dialogue clarity so you never miss a word. Get set up in minutes 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 Arc Ultra, Sonos Voice Control, and Amazon Alexa.² When your TV is off, stream music and more from all your favorite 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.

Audio

Amplifiers   Fifteen Class-D digital amplifiers perfectly, tuned to the 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 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.
 

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 increase the level of 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.
*HDMI⁶ eARC connection required.
**This is not an indication of a licensed decoder.
 

Dolby Atmos Music   Requires compatible content.
 

TV Audio Swap   Swap TV audio between the soundbar and Sonos Ace headphones.

Details & Dimensions

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)

Color   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.

Bluetooth Button   Press to pair with a Bluetooth device.
 

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.