5/10pcs CUID Android App MCT Modify UID Changeable NFC 1k s50 13.56MHz Keyfob Block 0 Writable 14443A

This card 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 CUID) could be programmed to any UID you want.

The product is as follows:

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

2, card of the default password for 12 F,FFFFFFFFFFFF.

3,CUID Support android phone NFC MCT modify UID.

Note:Common 13.56mhz rfid reader writer cannot write the CUID cards!

NFC phone andriod App(MCT), acr122U,PM5/Pro,300CD,iCopy8, X100,Proxmark 3 support write CUID cards.