The C3-100 Plus Door Access Control System is an advanced electronic security solution designed to manage and control access for a single door with up to two readers. It operates on the principle of user authentication through RFID cards, PIN codes, or biometric inputs before granting entry. Equipped with TCP/IP and RS-485 communication, the system allows fast and reliable data exchange for centralized management and real-time monitoring. It can store up to 30,000 users and 100,000 transaction records, ensuring accurate and traceable access data. The system supports advanced security features such as anti-passback, time zone control, and door interlock for enhanced protection. Ideal for offices, schools, laboratories, and small enterprises, the C3-100 Plus combines high performance, easy installation, and network integration to deliver a smart, scalable, and secure access control solution for modern facilities.