Deep. Loud. And immersive, too. The SoundLink Revolve II Bluetooth speaker delivers true 360 sound for consistent, uniform coverage. Place it in the center of the room to give everyone the same experience. Or set it near a wall so sound radiates and reflects. This wireless speaker is durable, water-resistant, andeasy to grab and go—with a rechargeable battery that plays up to13hours. Wireless Bluetooth pairing with voice promptsEasy access to Siri & Google Assistant. Connect to an Alexa-enabled device for hands-free voice controlBuilt-in speakerphone. 1 internal speaker. , iPhone. Bluetooth compatible. 8 watts. General information858365-2120Size H15.2, W8.2, D8.2cmSpeaker diameter 8.23cm. Power from USB. USB cable included. Li-Ion batteries(included). Battery life 13 hours. EAN: 17817825047.