Original: The Atari 5200 SuperSystem, or simply the Atari 5200, is a video game console that was introduced in 1982 by Atari Inc. as a higher end complimentary console for the popular Atari 2600.
Simplified: The Atari 5200 SuperSystem, or simply the Atari 5200, was a video game console which came out in 1982. It was made by Atari Inc. and was supposed to replace the popular Atari 2600.