<P> The second generation of the Amazon Echo Dot was available on October 20 , 2016 . It is priced lower , has improved voice recognition , and is available in black and white . The Echo Spatial Perception ( ESP ) technology allows several Echo and Dot units to work together so that only one device answers the request . As of November 2017 , the Echo Dot maintained a 78 % score on GearCaliber , based on 23 reviews . </P>
<P> The second generation of the Amazon Echo Dot was available on October 20 , 2016 . It is priced lower , has improved voice recognition , and is available in black and white . The Echo Spatial Perception ( ESP ) technology allows several Echo and Dot units to work together so that only one device answers the request . As of November 2017 , the Echo Dot maintained a 78 % score on GearCaliber , based on 23 reviews . </P>
when did the echo dot 2 come out
when did the echo dot 2 come out
October 20 , 2016
October 20 , 2016