Roam 2 - Black - Portable Waterproof Bluetooth Speaker - Precision-engineered drivers produce size-defying clarity and bass - Ultra compact and lightweight so you can bring Sonos sound anywhere - Durable, IP67 waterproof and dustproof, and ready for outdoor adventures - Rechargeable battery gives you up to 10 hours of listening time - Automatic Trueplay fine-tunes the sound for each new environment - Hands-free ease with Sonos Voice Control and Amazon Alexa - Versatile design can be stood upright or laid on its side - Tactile buttons give you easy control and prevent accidental presses - Charge with the included USB-C cable or set it on a compatible wireless charger - Connect to WiFi to unlock more features and enjoy multiroom audio with other Sonos speakers