Bose Soundlink Revolve. Condition is New, unopened box. The sound link revolve Bluetooth speaker from Bose is engineered to deliver deep, loud and immersive sound in every direction. Place it in the center of the room to give everyone the same experience. Or set it near a wall and sound will radiate and reflect around the room, immersing you in that same feeling you felt at your favorite show. The tapered cylindrical shape makes this wireless speaker easy to grab and go. Its durable aluminum body provides worry free protection, and its water resistant design lets you keep the party going, even if it starts to rain. The rechargeable, lithium ion battery plays up to 12 hours—for full day listening.