13.56 MHz UID Writable Rewritable Clone IC Smart Key Card, Compatible with MIFARE Classic 1K, RFID Rewritable for Access Control,Rewritable Card (20 PCS)

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About This Working frequency is 13.56MHz. Compatible with all kinds of door access control system. Support read, write and copy, over 100, 000 rewrite times. Each card with a uniqu e encrypted ID number, can be reprogrammed. Fully compatible to MI-FARE Classic 1K,4-byte UID, 1K Byte memory, organized in 16 sectors of 4 blocks, compliant to ISO/IEC 14443A protocal. Suitable for 13.56MHz card reader and reading distance is 0-10cm (0-4inch).40pcs UID Rewritable Card Overview Brand : ARICEAN Power Source : RFID Compatible Devices : RFID Card Readers, Access Control Systems Item dimensions L x W x H : 3.98 x 2.72 x 0.66 inches Connectivity Technology : 13.56 MHz RFID Rewritable IC CARD Show more