Great and Gold Card System Limited [China]

Detailed Product Description

MIFARE CARD:

Features:
1) IC Chip: Philips Mifare 1 S50 (1kb) / Mifare 1 S70 (4kb)
  a) Operating frequency: 13.56mHz
  b) Operating distance: Up to 100mm
  c) Write/read endurance over 100,000 cycles
  d) Data retention of over 10 years
2) Size: 85.6 x 54 x (0.80?.04)mm
3) Material: PVC/ABS/PET/PETG
4) Printing layout: blank/customize