Cable as in cable service? A Roku, FireTV or Chromecast to plug into your tv. You would also need to subscribe to some form of video on-demand service, such as Netflix, if you dont already have one.
Assuming you have internet, you have a few options. You need a streaming device to start that is capable of using the various services like Netflix, Hulu, etc. Top 3 devices are Roku, Apple TV, or chrome cast.
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