Google Home Max was a large, stereo smart speaker with two tweeters and subwoofers, aux input, and a USB-C input (for wired ethernet) featuring Smart Sound machine learning technology. Launched December 11, 2017; shut down December 14, 2020 — it lived 3 years. One of 25 Google products killed in 2020. https://9to5google.com/2020/12/14/google-home-max-discontinued/ Data: Killed by Google (killedbygoogle.com, MIT).