A:AnswerI bought the nighthawk to speed up streaming a little
I set it up with my Xfinity as my modem/router through Comcast and we don’t complaint anymore- we normally have 4-5 items in WiFi
A:AnswerI have Comcast and this is my router/modem. You'd still need the tv box from Xfinity. If you have a smart tv, chances are you have the Amazon app. If you don't have a smart tv, the firestick is your key to Amazon.