Features:OOTDTY   Since the game is run directly from the hard disk, the probability of drive reading will be greatly reduced, which reduces lots of heat generated by high-speed rotation of the drive and high frequency reading.As the disk reading probability of the optical drive is greatly reduced, the service life of the optical drive will be effectively increased.Since the game directly reads data from the hard disk, the running speed of game has also been greatly improved. The storage space of the game archive is larger. The noise generated by main engine during operation is reduced.The memory of the machine is only 512M, It does not work at all. Generally, it can be only used for archive, or saving pictures and music. Its impossible to install game. Generally, a game is 5G-6G.Specifications: Material: PlasticsType: 60G/120G/320G/500G/1TBApplicable Model: for xbox 360 SlimPackage Includes: 1x Hard Drive DiskNote: 320G hard drive with assembled cover can be mounted directly for xbox360 SLIM for usage.If you are an unbreakable machine, you can choose to copy hundreds of trial game.If you are the host of a self-made system, you can choose to copy the official version of the game.If you are a machine with a pure-optical disk drive, you want to write a special program, then leave it blank.Those without self-made system cannot be used.