Sonos One blends great sound with Amazon Alexa, the easy-to-use voice service, for hands-free control of your music and more. Use your voice to play songs while you cook. Tell Alexa to turn the volume up while you're in the shower. You can even request a lullaby, out loud, when you're tucking the kids in. What's in the box: Sonos One power cord, flat Ethernet cable, Sonos One QuickStart Guide, Legal/Warranty information.