RFID Keychain Token 13.56mhz CUID Changeable Wet Inlay NFC Tag Sector 0 Block 0 UID Rewritable For NFC Andriod MCT Copy Clone

Specification:

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

2. Block 0 can be modified directly with an ordinary IC reader/writer.

3. The default password of the card is 12F, FFFFFFFFFFFF.

4. Supports NFC modification of UID on Android phones, but does not support iPhone (but NFC on mobile phones is relatively unstable, we usually recommend using an RFID reader for reading and writing!)

5. Please confirm that your device supports writing to CUID card.

6. Due to different batches, the coils inside the wafer may be slightly different, but it is normal for the functions to be consistent (usually round)

Frequency: 13.56 MHz

Protocol: ISO14443A

Capacity: 1k bytes EEPROM memory

Number of rewrites: 100,000 times

Modulation method: ASK Manchester encoding

Reading distance: 0 ~ 7 cm (depends on the card reader)

Material: PVC

Size: 25MM round