The Black Bose SoundLink Revolve Bluetooth Wireless Speaker produced powerful lifelike sound from every angle. This Bose speaker has Bluetooth connectivity and can pair with other devices like smartphones and tablets for wireless music streaming. It has a 1/8" auxiliary audio input on-board for interfacing wired audio sources, such as MP3 players. The speaker is equipped with a built-in rechargeable lithium-ion battery that provides up to 12 hours of playtime.

Robust &  Water-resistant

Don't worry if you knock the Revolve Wireless Speaker over - The Bose speaker has soft and flexible bumpers, so there is no worry about whether you toss it in your bag or accidentally drop it, it's not easy to damage. The SoundLink speaker is water-resistant, which making it perfect for parties or barbecues as well as time by the pool. The speaker has an IPX4 rating and it is able to easily withstand an accidental shower of water.

Battery
The soundLink Revolve speaker has a rechargeable battery which lasts for up to 12 hours, so you can enjoy a full day's listening without needing to reach for a charge.