Sonos one blends great sound with Amazon alexa, the easy-to-use voice service, for hands-free control of your music and more. Sonos One allows you start and control your music with your voice. Amazon alexa built right in. Use your voice and the Sonos app to control and manage all your music in one place: Amazon music, Spotify, Deezer, Apple music, radio, podcasts and much more. Sonos One seamlessly syncs voice, app, and touch commands, enabling you to manage music with a single word, tap of the app, or swipe of the speaker. Combine voice with the Sonos app to manage all your music in one place. Sonos One wirelessly connects to sonos speakers in additional rooms, allowing you to expand your home sound system when youre ready. 1 speaker. Compatible with iPod, iPhone and iPad. General information Model number: Sonos One. Size H16.14, W11.97, D11.97cm. Mains operated. Manufacturers 2 year guarantee.