Amazon’s Echo Dot is a 360 degree speaker that uses far-field voice recognition powered by the Amazon Alexa voice service/assistant. Design-wise it looks like a hockey puck with four buttons on top. It’s basically a Bluetooth speaker that looks like the first inch and a half of the top of a Pringles …
: https://turbofuture.com/consumer-electronics/Why-Amazons-Echo-Dot-Is-Better-Than-Amazon-Echo