The Amazon Echo got off to a flying start when it launched, quickly establishing itself as one of the hottest smart home devices, assisted by the smaller Echo Dot, a capable sidekick that brings its connected skills in a smaller package. Amazon hasn't slowed, expanding its range of speakers and smart displays - as well as the functions they offer.
Doubling up on Alexa: How to use multiple Amazon Echo devices together
Having more than one Echo in your home can bring some big advantages. We explore all the options.