- Spacious 360 sound - Bluetooth connectivity - Built-in microphone - NFC pairing - Compatible mount - Durable, water resistant design - Battery life - Simple set up and total control - Charging cradle optional 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 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, while a durable aluminum body provides worry-free protection. And its water resistant so you can keep the party going, even if it starts to rain. The rechargeable, lithium-ion battery plays up to 13 hours for full-day listening. Voice prompts talk you through Bluetooth pairing, and theres a built-in speakerphone for calls. Use the Bose Connect app to pair two SoundLink speakers for Stereo or Party Mode. The app also helps you manage your devices, unlock features, and access future updates. Available in Triple Black or Luxe Silver. Better sound all around Engineered to deliver deep, loud, immersive sound from a small speaker. Spacious 360 sound True 360 sound for consistent, uniform coverage. Durable, water resistant design Seamless aluminum body is durable and water and dust resistant (IP55). Battery life Enjoy up to 13 hours of play time from a rechargeable, lithium-ion battery. Bluetooth connectivity Wireless Bluetooth pairing with voice prompts. Built-in microphone Take calls and access Siri or Google Assistant right from your speaker. Say it to play it Connect the speaker to an Amazon Alexa-enabled device, like the Echo Dot, for hands-free control of your music. Add more sound Pair two speakers together for Stereo or Party Mode playback. Multi-connect to two devices to easily swap who controls the music. Sim