• Frequency: 125KHz
• Power supply: DC 5V (±5%)
• Maximum effective distance: up to 150mm
• Includes external antenna
The Seeedstudio 125KHz RFID Module - UART is designed for reading code from 125KHz or 134.2KHz card compatible with read-only tags and read/write card. It can be applied in office security, home security, personal identification, access control, anti-forgery, interactive toy and production control systems, etc. This Seeedstudio 125KHz RFID Module - UART supports external antenna which is included. The maximum effective distance is up to 150mm.
Features:
• Supports external antenna
• Maximum effective distance up to 150mm
• Less than 100ms decoding time
• UART TTL interface
• Support EM4100 compatible read only or read/write tags
• Built-in external bi-color LED and buzzer driver
• Small outline design
Note: The module will notify whenever 125khz tag approaches, tag serial number will be send via TX pin. This is an easy way for a RFID module on MCU projects or PC connection via UartSB.
• Supplier code : RFR101A1M