The PlayStation 2, or PS2, is Sony's successor to the original PlayStation (PS1). It features an improved CPU, better graphics, online gaming capabilities for certain games, two USB ports, two Memory Card ports and two DualShock ports.
The PS2 was discontinued in Late 2012/Early 2013 worldwide. Amazingly, the PS2 had more than 150 million units sold. Beating the previous PlayStation 1 record which was 100 million.