10pcs 13.56mhz RFID 13.56Mhz UID Changeable 1K S50 Tag Keyfob Block 0 Writable Card Rewritable for Copier Writer Duplicator Copy

13.56mhz UID RFID 13.56mhz Changeable Tag Keyfob Blank Writable Card Rewriteable for Copier Writer Duplicator Copy

UID works the same as the normal IC cards, for 1K S50 standard. Only the Sector 0 Block Zero which is known as the Serial Number/Manufacturers Block(Chip UID) could be programmed to any UID you want.

Note: Android MCT won't work with UID

1, UID card block 0 (UID's block) can be modified arbitrarily.

2, block 0 directly with normal mif read-write device modification.

3, card of the default password for 12 F,FFFFFFFFFFFF

common 13.56 mhz rfid reader writer and nfc phone can not write the particular cards!

Usually we use the ACR122u NFC reader writer, super reader , 300CD ,PM5/Pro,Proxmark3,iCopy3/5/8 x100 to write a specific card.

Confirm your purchase before you write the default machine to support a specific card.