em4100How to use the EM4100 125khz RFID Reader - TagtixRFID

How to use the EM4100 125khz RFID Reader

What is EM4100? An EM4100 125khz RFID Reader is a device that can read RFID cards or tags operating at a frequency of 125khz, specifically those that use the EM4100 chip. It works as a keyboard em...