* Reflashes the DVD drives : PLDS DG-16D4S, PBDS VAD6038 and PLDS DG-16D2S, to a new stock firmware : 0272, 04421C, 02510C.
* Table and anti-piracy 2.5 scheme updated.
* Support for the new XGD3 disk format for games, adds 1GB of usable disk space and extra anti-piracy features to new games (This may not be compatible with some older Xbox 360 SKUs, e.g. those with Lite-On drives circa 2009, which require a console replacement). [2]
* Adds a new 1 hour Auto-Off setting in addition to the 6 hour Auto-Off setting previously available.
* Adds PayPal support as a payment option for all Xbox Live users, except Brazil, Chile, Colombia, Czech Republic, Finland, Greece, Hungary, India, Japan, Russia, Poland , South Africa, South Korea and Taiwan[3].
* Avatar Kinect. Allowing players to scan their face in real-time to match with their avatar.
* Adds multi-language voice commands for Kinect. (French and German confirmed.)
* Minor bugfix.
Found that on GFAQs