The following content was provided by the publisher.

The new action-thriller from the award-winning team at Infinity Ward, the creators of the Call of Duty series, delivers the most intense and cinematic action experience ever. Call of Duty 4: Modern Warfare arms gamers with an arsenal of advanced and powerful modern day firepower and transports them to the most treacherous hotspots around the globe to take on a rogue enemy group threatening the world. As both a U.S Marine and British S.A.S. soldier fighting through an unfolding story full of twists and turns, players use sophisticated technology, superior firepower and coordinated land and air strikes on a battlefield where speed, accuracy and communication are essential to victory. 

Call of Duty 2
Steam

Call of Duty: Modern Warfare 2 (US)
Steam

Call of Duty: Modern Warfare 2 (EU)
Steam

Call of Duty: World at War
Steam

When purchasing products from Allcdkey.com, please bear in mind that... 

---The products you ordered from Allcdkey.com is brand new and has never been used.

---Does not include manuals, installation CDs, box, physical card or other physical elements.

---The screenshots of your products will be delivered to you by E-mail within minutes.

---Any form of CD Key, Time Card, Expansion Pack, Game Points, Trial/Beta/Item Code delivered to your E-mail box is neither refundable nor exchangeable. 

Minimum 

Perspective :  First-Person 
Disk Drive :  DVD Rom Drive 
DirectX :  9.0c 
Hard Drive Space :  8 GB Free 
Operating System :  Windows XP/Vista 
Processor :  Pentium 4 @ 2.4 GHz/AMD Athlon 2600+ or any Dual Core Processor @ 1.8 GHz 
RAM :  512 MB (768 for Windows Vista) 
Video Card :  nVidia 6600/ATI Radeon 9800Pro