50pcs UID Changeable RFID Key Fobs 13.56MHz Rewritable 0 Block Duplicate NFC Tag Keychains IC Copy Card for Access Control Clone

50pcs UID Changeable RFID Key Fobs 13.56MHz Rewritable 0 Block Duplicate NFC Tag Keychains IC Copy Card for Access Control Clone

Product Feature

1. Waterproof RFID key tags proximity door control access.

2. Each key fobs has a metal keyring.

3. Widely used at apartment, office, park and other places.

4. Brand new and high quality ABS material.

5. Support Read, Copy, Write.

Product Description

1. Material: ABS material

2. Color: Blue / Red / Black / Green / Yellow / Gray / White / Purple optional.

3. Support: Read, copy, and write.

4. Working Frequency: 13.56MHz

5. Chipe: UID chip

6. Waterproof.

7. Standard: ISO14443A

UID works the same as the normal IC cards, for Mif 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.