Chip: MF1S50<br> Operating Frequency: 13.56MHz<br> Storage Capacity: 1K Byet,16 districts,each district two passwords<br> Read Distance: 8-10cm<br> Card Life: More than 100 000 times<br> Data Retention Time: 10 years<br> Typical Applications: patrol,attendance, access control systems,business card, bus card,highway<br> Protocol: ISO14443A<br> Model Number: 100CardIC<br> color:White<br> Material:PVC<br> size:. 85.5 x 54 x 0.84mm<br> Package Contents:<br> 100 x card<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store