Amazon has done multiple changes and introduced several interesting features after launching of 1st gen Fire TV. Alexa Voice remote is one of them and the Alexa feature allows you to operate your entertainment hub with voice. You can ask Alexa to search, pause, play, switch to other content, and any. For the best response from Alexa remote replace its a battery at regular interval. Your enjoyment with Amazon Fire Stick may interrupt due to Amazon Fire Tv Sound Issues . To resolve it dial toll-free number.