Sound Link Revolve+ Bluetooth® speaker in Triple Black Deep. Loud. & immersive, too. Meet Sound Link Revolve+, our best performing portable Bluetooth speaker yet. This true 360° speaker was engineered to spread deep, jaw-dropping sound in every direction. That means, when everyone stands around it, everyone gets the same experience. If you set it near a wall, sound will radiate & reflect around the room, immersing you in that same feeling you felt at your favourite concert. & with a flexible handle, it's designed to go wherever you want to bring the music. Astonishingly loud. Surprisingly small. Don't let its size fool you. This pint sized enclosure is packed with more technology than meets the eye. A highly efficient transducer. Dual-passive radiators. An omnidirectional acoustic deflector. All of which simply means you'll get lifelike sound… & real-life goosebumps. Sings in The Rain You're not afraid of a little water. Your speaker shouldn't be either. Sound Link Revolve's water-resistant design means that you can use it in more places without worrying, like at the pool or by the kitchen sink. Bumpers For Bumping You're not perfect. & with this speaker, you don't need to be. No worries if you knock it over, toss it in your bag or set it down a little harder than you meant to. Soft materials let you bump worry-free. Packed with power A portable Bluetooth speaker needs impressive battery life. This one delivers. The rechargeable lithium-ion battery plays up to 16 hours: for full-day listening. Sure, some other speakers may play longer, but not without compromising the deep, powerful bass you'll get from ours.