4x Embedded 5V RFID Card Reader Module 125Khz 13.56Mhz Double Frequency Uart
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4x Embedded 5V RFID Card Reader Module 125Khz 13.56Mhz Double Frequency Uart | £19.58 |  | |||
UART output interface definition: 5V, RX, TX, GND, reserved IC+ID dual-frequency card reader module, it integrates high-performance card reader RF...
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