Question: when did the echo dot 2 come out
Answer: 2016-10-20; 20 October 2016; 10 20 2016; 2016-10-20; 10/20/2016; 20-10-2016; 20 10 2016; 10-20-2016; 2016 October, 20; 20/10/2016; 2016 October 20; 2016 10 20