1. Mini RF module for integrating into existing devices 2. Multi-interface: RS232, RS485, USB, TTL, SPI, ... =1) to enhance security.The Mini size module with multi-interface is flexible to do ... DevelopmentCNReader SDK is software development kit worked with CN3XX and CN6XX product series for second ... Testing tags (8) RS232-RS485 converter module Mini RF module with RS232, RS485, USB, TTL, SPI, C & D, ABA1 ...