SONOS Arc Ultra Sound Bar with Dolby Atmos & Amazon Alexa - Black
Dolby Atmos
Spatial sound
Supports High-Resolution Audio
Compatible with SONOS multi-room
HDMI
2 year guarantee
Product code: 780418

The Sonos Arc Ultra fills every inch of your room with sound. On-board are 14 Sonos-engineered drivers and Sound Motion technology for clear, deep, and balanced sound. It's also incredibly precise, placing sound all around you for a true-to-life experience. Dolby Atmos adds another dimension to movies and shows, enveloping you in a 9.1.4 spatial audio experience. You'll feel like the action is happening all around you, just like the cinema.

Good to know

- A centre channel and AI Speech Enhancement boost dialogue, so you never miss a word
- The curved shape, low-profile design, and matte finish all add to the minimalist, iconic looks
- You can control the Arc Ultra using your TV remote, the Sonos app, touch controls, or voice commands
Trueplay optimises the audio based on where you place the sound bar in the room
- Stream music over Bluetooth or link it to your Sonos multi-room system
Pair up to two sets of Sonos Ace headphones (sold separately) to enjoy immersive spatial audio, private listening, or multiplayer gaming
TrueCinema tech adapts the sound to your space, bringing out the best in Ace's spatial audio

Technical specifications for SONOS Arc Ultra Sound Bar with Dolby Atmos & Amazon Alexa - Black

OVERVIEW

Type
Sound bar
Number of channels
9.1.4

SMART

Voice control
Amazon Alexa
Compatible apps
SONOS app
Audio features
- Sound Motion
- Voice enabled
- Upward firing speakers
- Speech Enhancement
- Trueplay
- Night Sound
Audio processing
- 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
Supported audio file formats
Amazon Ultra HD, Apple Lossless, FLAC
Preset sound modes
- Multi-level speech enhancement
- Night mode
- Loudness control

CONNECTIVITY

WiFi
Built-in WiFi
Bluetooth
Bluetooth 5.3
Inputs
- HDMI eARC/ARC
- Optical (via adapter)
Outputs
HDMI ARC/eARC
Ethernet
Yes

SPEAKERS

Power
50 W per speaker

GENERAL

Dimensions
79.5 x 110.5 x 1173 mm (H x W x D)
Weight
5.76 kg
Boxed dimensions
163.1 x 183.5 x 1294.9 mm (H x W x D)
Boxed weight
9.05 kg
Box contents
- Sonos Arc Ultra Sound Bar
- Power cable (2 m)
- HDMI cable (1.5 m)
- Quick start guide
- Legal/warranty information
Power consumption
Standby: 4.46 W
Manufacturer’s guarantee
2 years
Colour
Black

MULTI-ROOM

Range name
Sonos
Multi-room features
- Play different music in every room
- Group speakers
Compatible hardware components
Compatible with all SONOS S2 devices
Number of attachable multi-room speakers
32