Immersive 360 degree soundProducing powerful lifelike sound from every angle, the Bose SoundLink Revolve+ II Portable Bluetooth Wireless Speaker lets you enjoy the same high sound quality no matter where you are around the speaker. Place it in the centre of the action or near a wall to let the sound radiate around you.Robust and water-resistantDon't worry if you knock the SoundLink Revolve+ II - soft and flexible bumpers mean that whether you toss it in your bag or accidentally drop it, it's not easy to damage.The SoundLink Speaker is water and dust-resistant, making it perfect for beach parties or BBQs.Smartphone connectivityUsing the Bose Music app, you can easily control the SoundLink from any Bluetooth device. So if you need to leave the room, your friends can easily take control of the music using their phone.In case your party needs even more volume, the app lets you connect multiple SoundLink Revolve+ II Speakers in Party Mode - enhance the audio quality and spread out the sound with SimpleSync.Voice assistantsIf you don't have your phone handy, you can use the Revolve+ II Speaker to request a track or make a call - just press and hold the multi-function button to use Siri or Google Assistant. Or you can pair it with an Amazon Alexa-enabled device, like Echo Dot for true hands-free control.Up to 17 hours of batteryEnjoy a full day's listening without needing to reach for a charger. If you want to charge it in style, there is an additional Charging cradle (sold separately) which you can use as a stand too.