It looks like the bonus content is some gun skins. This version is half the price of regular version on Wal-mart.com. You can do ship to store to avoid shipping cost. It is available for Xbox 360 and PS3.
http://www.walmart.com/ip/Tom-Clanc...sive-Bonus-Content-PS3-PlayStation-3/20753122
http://www.walmart.com/ip/Tom-Clanc...sive-Bonus-Content-PS3-PlayStation-3/20753122