Precision-engineered drivers produce impressive clarity and bass Ultra-compact and lightweight, so you can take Sonos sound with you wherever you go. Rugged, IP67 rated for waterproofing and dustproofing, it's ready for all your outdoor adventures¹ The rechargeable battery provides up to 10 hours of listening time² Automatic Trueplay tunes the sound for each new environment³ Hands-free convenience with Sonos Voice Control and Amazon Alexa⁴ Versatile design that can stand or lie down