Play 1 wireless speaker system. Deep, crystal clear HiFi sound. Compact and surprisingly powerful. Sonos Play:1: Packing lots of sound into a compact system, the Sonos Play:1 is a wireless speaker that's perfect for a small space, like a kitchen or bathroom. Stream your entire music library, music services and Internet radio, all in one place. And when you're ready to expand your audio system, simply add more speakers over time to play music throughout your entire home