The CTU-D5R with RFID reader from Netronix is a powerful and versatile device for authentication and access control. This electronic part is 5V powered and has a standard protocol of 1-wire, GPIO, I2C, RS232 TTL, SPI, Wiegand, and a working frequency of 125 kHz. It provides an ergonomic design with easy and fast installation. The integrated RFID technology offers reliable and secure access control, authentication and identification. As a communication interface, it carries serial ports (TTL/RS232/RS485) suitable for use in industrial environments with extended temperature range. It supports the following authentication modes: universal card format, combined card format and multi-card identification. It also includes a real-time alarm function to detect unauthorized entries, and has a switching output for exit and entrance control. This product is highly reliable and durable, with a compact design and low power consumption.