A streaming device, or streaming stick, allows you to stream (i.e. You can stream (or streaming stick) entertainment content, such as movies, TV series, music or photos. It is usually connected to an HDMI port.The apps that you will have access to depend on which streamer you are using. It's worth noting, however, that a subscription does not automatically come with a service. If you wish to view Netflix for example, you'll need to purchase it separately. However, there are some deals available for certain streaming services.