Decrypting Encrypted Cards: Our NFC card reader can decrypt most 13.56MHz encrypted cards. Make sure to connect the reader to the computer. Support Read and Write Frequency: NFC card reader support 10 frequency key card and support read and write frequency 125KHz, 250KHz, 375KHz, 500KHz, 625khz, 750kHz, 875KHz, 1000KHz, 13.56MHz, etc.
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