[Red]

[White]

[Blue]

[Yellow]

[Black]

[Orange]

[Blue-id Printed]

[Green]

[Grey]

1. MIFARE Classic? 1K Chip
2. 13.56MHZ
3. Grey color
4. ABS Material,waterproof.
5. With metal ring.
6. can work with RC522 and PN532
MIFARE and MIFARE Classic are trademarks of NXP B.V.¡±
Please contact with us before you order if you dont know what kind of chip that you use now.