The home theater systems are systems that can give you a real theater experience, not like home theater systems in the past that consisted only of a regular television, a VCR, and stereo sound. This basic system eventually evolved to include surround sound; and more than one stereo speaker connected to your video components was considered a home theater system. Unlike the systems of the past, today, in order to have your entertainment system be considered a home theater system, you must have a higher quality set of components of video and audio providers. More on how to buy a home theater system on a budget.