RFID Tag Key 13.56Mhz Ring Tag Card

1. MIFARE Classic 1K Chip
2. 13.56MHZ
3. Blue color
4. ABS Material,waterproof.
5. With metal ring.
6.can work with RC522 and PN532
7.block 0 can’t change,UID Can’t change,please contact with us if you are not sure about your chip.
8.ISO14443A
MIFARE and MIFARE Classic are trademarks of NXP B.V.