Description
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- frequency 13.56mhz, card UID number fixed , not for copy, for copy you need UID card, 13.56mhz,ISO14443A All the Chip has Unique ID pre-programed,4 byte UID,And UID Can't change
13.56MHz RFID Key Fob IC Card Token Tag for Electronic Smart Door Lock, Compatible with MI Classic 1K Card M1, Read Only
