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C3 Plus Series

ZKTeco's C3 Plus series is an IP-based controller offering RFID cards and dynamic QR code authentication for access control solutions. The C3 Plus series includes three models: C3-100 Plus, C3-200 Plus, and C3-400 Plus. This series is designed for small—to medium-sized enterprises and can handle up to 100,000 multi-tech card users and 100,000  dynamic QR code transactions. The C3 Plus series has RS-485 interfaces, which ZKTeco's RS-485 protocols and OSDP (Ver 2.1.7) for  accessing card readers. It is also compatible with