If this listing proves to be true, it would seem to indicate that this will be a standalone release, rather than a special edition bonus with a new Call of Duty installment. (rectifygaming.com)
In exchange for their support — what could be thought of as an investment — the backers get cool rewards and limited edition bonuses. (floship.com)
Remember, this unit is a first edition bonus so make sure you buy the game early! (mechadamashii.com)