The Fire TV Omni QLED allows you to call up Alexa not ... If an always-listening TV makes you nervous, the microphones can be easily muted via a switch on the TV's bottom bezel.
Underpinning the usability experience is Alexa, which I've mentioned before, which really does make it easy to find content. I setup the Fire TV Omni QLED Series in the kitchen as a second TV ...