SIMATIC S7-SCL V5.7 SP3; floating license for 1 user; engineering software; software and documentation on CD, license key on USB flash drive; class A; 5 languages (de,en,fr,es,it); STEP 7 V5.7 or higher; executable in Windows Server 2016/2019/2022, Windows 10/11 Professional, Windows 10/11 Enterprise; reference hardware: S7-300/400, C7