•On-line ( real time) Access control system•Control doors, turnstiles or gates•Entry and editing of user data, card data, access rights, system settings and user profiles•Keep visitors database with photographs and profile •Anti-pass-back control•Customized messages for each user showed in the turnstile display•Support Serial or TCP/IP interface •Database: ACCESS or SQL Server •Online visual control of events•Automatic change for offline mode if any communication problem occurs