Optional chip: EM4305/T5557/5200 Frequency: 125KHz Storage Capacity: 512bit Read/write distance: 2-10सेमी, depending on the reader and the application environment Endurance: >100,000 times Data storage: 10 years Size: Thin card: 85.5×54×0.84mm Standard thickness Thin card: 85.5×54×1.05mm Thickness card: 85.5×54×1.80mm Working temperature: -20℃~+80℃ (-4℉-+176℉) Materials: PVC/PET/ABS/Paper,आदि.