RDM6300 125KHz EM4100 RFID Card ID Reader Module

The RDM6300 is a compact 125KHz RFID reader module designed for reading EM4100 series RFID tags and cards. Ideal for embedded systems, Arduino, and microcontroller applications, it features TTL serial output and plug-and-play functionality. With low power consumption and reliable read range, it's widely used in access control, attendance systems, RFID-based automation, and asset tracking. The module includes onboard antenna and requires minimal external components for integration. Its simple command structure and serial communication make it highly suitable for DIY electronics, security projects, and embedded RFID applications.