13.56MHz Gen2 CUID Rewritable MCT Modify UID Changeable NFC 1K S50 Keyfobs Token Tags Block 0 Writable Card 14443A(10pcs Mixed)

• Small enough to fit on a key ring
• Provides an external number for easy identification and control Can be placed on a key ring for convenient entry
• Supports formats up to 85 bits, with over 137 billion codesRFID/HID/T5577/CET5577/EM4100/TK4001/EM4001/TK4100/ISO11784/11785/ISO FDX-B /Manchester/FSK/PSK/NRZ etc.
• Long-lasting durability in construction for sustained performance
• Compact and easy to carry and use,Rewritable functionality: Can be written countless times

Welcome to my store, we will provide you with high-quality products and high-quality services, if you have any questions about the products, you can contact us, we will Size: you within 24 hours! Cuid Changeable Key 13.56mhz Smart Chip Tag Nfc Copier 0 Sector Rewritable Card 1k S50 Duplicator Clone Copy Badge 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. Note:Common 13.56mhz rfid reader writer cannot write the CUID cards! Notice: Due to different monitors, there may be some color difference, which is normal.s