Power Pack S7-REDCONNECT/2007 for expansion S7-1613/2007 to S7-REDCONNECT; Single License for 1 Installation license key on USB stick, Class A 2 languages (de, en); for 32 bit: Windows XP pro, WIN 2003 Server, Windows Vista Ultimate/Business; for CP 1613, CP 1613 A2, CP 1623