There are three different types of modifications available for the X-BOX 360. Below is a short explanation on each of them. For more detailed info please follow the provided links.

DVD-Rom Firmware Modification:
This is the most commonly used modification due to its price, ease of use and the ability to play 1:1 backups of any X-BOX 360 games from recordable discs. Simply insert the disc and it plays like an original disc. To find out more click here

J-TAG / RGH Modification:
This modification replaces the X-BOX 360’s dashboard (system software) with a modified version. It allows for playing of games from internal or external hard drive, homebrew applications, G.O.D. (Games On Demand) and D.L.C. (Downloadable Content). This modification gives the user full control over the X-BOX 360. To find out more click here

360Key:
This is a drive emulation device that allows an external USB hard drive to be used to store and play games from. To find out more click here