Call of Duty: Black Ops II Europe Flags of the World Calling Card Pack [Online Game Code] Publisher: Activision Developer: Treyarch Type: mDLC ESRB Rating: M - Mature (Blood and Gore, Intense Violence, Strong Language) Genre: Shooter DRM: Steam System Requirements: OS: Windows XP SP3 / Windows Vista / Windows 7 / Windows 8 CPU: Intel Core 2 Duo E4400 @ 2.00 GHz or AMD Athlon 64 X2 4000+ @ 2.0 GHz processor or better RAM: 2 GB RAM HDD: 9 GB free disk space Video: AMD Radeon HD 4670 512 MB or Nvidia Geforce 8800 GT 512 MB or better Sound: DirectX 9.0C or later DirectX: DirectX 9.0C or later Internet: *Internet connection required for game activation Disclaimer: Steam account required for game activation and installation. Copyright 2012 Activision Publishing, Inc. ACTIVISION, CALL OF DUTY, CALL OF DUTY BLACK OPS and stylized Roman numeral II are trademarks of Activ...