Enjoy hours of music, radio, audiobooks and more from all your favorite services thanks to Roam's long-lasting rechargeable battery. Listen at home over WiFi and easily control sound with the Sonos app, your voice, and Apple AirPlay 2. Switch to Bluetooth® when you're out and about in the great outdoors. Add more Sonos speakers in different parts of your home to enjoy multi-room audio. Everything works together over WiFi. Enjoy the unparalleled Sonos experience over WiFi and play audio directly from your smartphone, tablet or computer via Bluetooth. Roam automatically connects to WiFi when you're home and pairs with your device when you're out and about. Your only concern is deciding what you want to hear.With Trueplay™ auto-tuning technology, Roam adapts the sound to your environment and what you're listening to..PZA MORE SPECS