270 Watts of 3.1 channel sound and Dolby Atmos. Features three 1" tweeters and three 2.75" mid-range woofers. 6.5" Down firing subwoofer and patented SlipStream bass port. Stream through AirPlay Alexa Multi-Room Music Chromecast built-in and more. Google Assistant and Amazon Alexa. Intuitive on speaker controls. Control with voice assistant or JBL One app. JBL One app - EQ settings find favorite songs with integrated services and more. Automatically calibrates and optimizes audio performance. Includes power cable.