The most successful version of the series is the Xbox 360, which sold 77.2 million units worldwide. Now, up to 4 devices have been released to the player, and many different versions of the device have been released to the user so that users can choose. It was also the first device that marked Microsoft’s entry into the console market and was also the foundation device for the series’ success. The first version of this series was first published on January 15, 2001, under the name Xbox. It is a gaming device under the console platform, released by the technology giant in the world Microsoft. Xbox was one of the leading gaming devices in the early years of the 21st century, which received a lot of compliments from the players.