With next-gen acoustics and new levels of connectivity, Era 100 transforms any room with the finely tuned stereo sound and rich bass your music deserves. Place the speaker anywhere you want to listen. The compact design in sleek black fits beautifully on your bookshelf, kitchen counter, desk or nightstand. Stream all your favorite services over Wifi, or pair a Bluetooth device with the touch of a button. With a tap in the Sonos app, Trueplay tuning technology analyzes the unique acoustics of your space and optimizes the speaker's EQ so all of your content sounds just the way it should.