| Audio | 
| Amplifiers | Both Class-D digital amplifiers have been perfectly tuned to the unique acoustic architecture. | 
| Tweeters | One centre tweeter creates a crisp, high-frequency response. | 
| Midwoofer | Four elliptical Midwoofer ensure faithful playback of mid-range frequencies and maximise low-end output. | 
| Microphones | The far-field microphone array uses advanced beamforming and multi-channel echo cancellation for quick and accurate voice control. | 
| Passive Radiators | Three passive radiators enhance low frequencies for balanced, powerful sound. | 
| Adjustable EQ | Use the Sonos app to adjust bass, treble and loudness. | 
| Speech Enhancement | Turn this setting on in the Sonos app to boost voice frequencies and clarify dialogue. | 
| 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 Theatre 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** (*HDMI eARC connection required. **This is not an indication of a licensed decoder.) The Sonos app's Now Playing screen will display what type of audio is being decoded. | 
| Trueplay | This software measures the acoustics of the room then fine-tunes the speaker. Supported iOS device required. | 
| Details + Dimensions | 
| Dimensions | Height: 2.72 in (69 mm) | 
| Width: 25.63 in (651 mm) | 
| Depth: 3.94 in (100 mm) | 
| Weight | 6.2 lb (2.8kg) | 
| Colours | Black, White | 
| Finish | Matte | 
| Mounting | Threaded mount 0.5 in. (12.7 mm) / 10-32 threaded mounting socket | 
| Controls | Use the capacitive touch controls on the product to play, pause, skip, replay, adjust the volume, turn off the microphones. and more. | 
| LEDs | Lights on the product indicate connection, mute status, microphone activation and errors. | 
| Power + Connectivity | 
| WiFi | Connect to WiFi with any 2.4 GHz 802.11/b/g/n broadcast-capable router. For 5 GHz routers, you can either enable 2.4 GHz 802.11b/g/n in router settings or hardwire a Sonos product | 
| Ethernet | 10/100 port for hardwiring to your router | 
| HDMI eARC | Connect to your TV's HDMI eARC/ARC port with the included HDMI cable. If your TV has an optical output only, use the included Sonos Optical Audio Adapter. | 
| CPU | Quad Core 1.4 GHz A-53 | 
| Memory | 1GB SDRAM | 
| 4GB NV | 
| Infrared (IR) Receiver | Syncs the soundbar with your TV remote for streamlined control | 
| Apple AirPlay 2 | Works with AirPlay 2 on Apple devices iOS 11.4 and higher | 
| Voice | Works with Amazon Alexa and Google Assistant |