The Sonos One is a smart speaker developed by Sonos, announced on October 4, 2017 and released on October 24. The speaker contains a six-microphone array, allowing use of the virtual assistants, Amazon Alexa and Google Assistant. In 2018, the smart speaker added support for Apple's AirPlay 2. Originally slated for 2018, Google Assistant integration was released in May 2019.

Hardware - The Sonos One features two Class-D amplifiers, a woofer, a tweeter, and six far-field microphones. Running on a 64-bit motherboard, it is equipped with an AC and Ethernet port on the back of the speaker and is capable of 802.11b/g Wi-Fi connection. When connected to the network using Ethernet, the speaker can also act as a Sonos BOOST.

Software - The Sonos Controller app mainly controls and sets up the speaker, but can also connect other music services like Spotify, Amazon Music, Pandora Radio, and iHeart Radio through voice interaction. As with its predecessor, the speaker can link with SonosNet, a mesh network to play media for one, some or all speakers regardless of location. The speaker communicates with the companion app and music streaming services through Wi-Fi.

Sonos One Gen 2 - The second generation of the Sonos One increased the memory, added Bluetooth Low Energy and updated the processor.

Sonos One - Is available in the UK from Sonos UK and other retail audio stores at around £199 each. Two Sonos Ones's can be linked via WiFi as a stereo pair. The Sonos One speaker has built in Alexa and Google Assistant software for voice control.

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Currently the best place to buy the Sonos One speaker is from Sonos UK. Retail price is £199 each.