Smart Access Control Card Blank UID Card Copy IC, Size: 85.5x54mm

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 Parameters: 1. Material: PVC, copper coil, chip 2. Operating frequency: 13.56MHz 3. Storage capacity: 3.561Kbit 4. Sensing distance: < 10cm 5. Read/write time: 1-2ms 6. Dimensions: 85.5x54x0.88mm 7. Erase/write cycle: > 100,000 times 8. Data retention: > 10 years 9. Applications: Access control, elevators, attendance cards, etc. Note: Minimum order quantity 1,000 pieces