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