SIMIT SIMULATION PLATFORM UPGRADE ULTIMATE FROM V8.1 TO V9.1 FLOATING LICENSE F.1 USER E-SW. SW AND DOCU ON CD AUTHORIZED USE REQUIRES VALID SIMIT V8.1/V9.1 LICENSE / DONGLE. ACTIVATION BY SIMIT HOTLINE REQUIRED. CLASS A. 2 LANGUAGES (G. E). EXECUTABLE UNDER WIN 7 ULTIMATE WIN 10 ENTERPRISE LTSB SERVER 2012 R2 FURTHERINFORMATION SEE SIMIT V9.1 README REFERENCE-HW PC/PG