This card works the same as the normal IC cards, for Mifare 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

1. Chip: FUDAN fully compatible with MF1S50
2. Operating Frequency: 13.56MHz
3. Storage Capacity: 1Kbit, 16 districts, each district two passwords
4. Read Distance: 8-10cm
5. Card Life: More than 100 000 times
6. Data Retention Time: 10 years
7. Typical Applications: patrol, attendance, access control systems, business card, bus card, highway
8. Material: PVC
9. Size: 85.5mm x 54mm x 0.82mm