WinCC Control-Development V12 SP1, option for WinCC (TIA Portal), runtime software, single license, SW and documentation on CD, Class A, 6 languages (de,en,fr,es,it,zh), executable in Windows XP (32 bit)/ Windows 7 (32/64 bit)/ Windows Server 2003 R2/2008 (32 bit)/ Windows Server 2008 R2 (64 bit)