XBox 360 Factory sealed, retail boxed 500GB Microsoft Hard Drive. This is the US release and it’s backwards compatible.
XBox 360 Hard Drive Slim Internal 500GB Harddisk Genuine Microsoft Backwards Compatible
Easy plug and play upgrade for your 4GB base model or 250GB.
Designed to work with the XBox 360 S (Slim) or XBox 360 E (E 1451). It will not work with the original first gen Xbox 360 that have the large snap on hard drive (Originally sold as 20GB, 60GB, 120GB Elite models). Does not work with the XBox One.
Works with original XBox games that are backwards compatible.
System software and preloaded content (game demos) installed by the manufacturer use 41GB. Although it is a full 500GB hard drive, only approximately 459GB is available to use.