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.Simple set up and total control Easily manage Bluetooth connections, unlock features, and access future updates with the Bose Connect app. NFC pairing NFC pairing for easy connectivity to your NFC-enabled devices. Compatible mount Attach to almost any tripod with the threaded universal mount. Charging Easy charging via Micro-B USB port. Connect to other sources Auxiliary input allows you to connect to other audio sources. Bose SimpleSync technology SimpleSync syncs your sound to compatible Bose products at the press of a button. Colors Luxe Silver. Charging cradle provides a home base and keeps the speaker charged. Bose, SoundLink, and SoundLink Revolve are trademarks of Bose