A:AnswerI have mine hooked up through my stereo. To get better sound, you should have one because the tv is too thin to get a good quality speaker. Depending on how good you want the sound, you may be okay without it though. It’s a personal preference.
A:AnswerYou can download a variety of apps through their smart tv portal. Netflix, hulu and the rest. As for the fire stick if this is the 4k version it will work very well with this tv. The upgraded version of the stick supports HDR, HDR + as well as Dolby vision. All of which Amazon prime streams on various programming.