https://techcrunch.com/2019/09/25/amazon-unveils-the-199-echo-studio-its-answer-to-the-apple-homepod-and-google-home-max/

Today at a special event Amazon unveiled a bevy of new Echo devices including several aimed a bit upmarket.  The Echo Studio is Amazon’s answer to the Google Nest Max and Apple HomePod. It’s larger than a normal Echo, supports 3D audio and Dolby Atmos.

The seems to have device five drivers: one, downward facing woofer, front-firing tweeter and three mid-range speakers aimed at different directions. Inside are several microphones that allow the speaker to work like a standard Echo device.