new to Apple TV.. How does it work

i'm new apple tv. how work?
hook cable, ??? i'm kinda lost i'm interested.
me current cable won't??
sorry such basic question.
thx.
frank

 

quote

apple tv tiny entertainment powerhouse plays content love itunes, netflix, youtube, , favorite sports leagues on widescreen tv. in 1080p hd. plug in , discover whole world of movies, tv shows, photos, music, , more. you’re gonna need better couch.

click expand...

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