Optional chip: EM4305/T5557/5200 Frequency: 125KHz Storage Capacity: 512bit Read/write distance: 2-10Cm, depending on the reader and the application environment Endurance: >100,000 times Data storage: 10 ya je̲ya Tamaño: Tarheta delgada: 85.5×54×0.84mm Standard thickness Thin card: 85.5×54×1.05mm Thickness card: 85.5×54×1.80mm Working temperature: -20°C~+80°C (-4℉-+176℉) materiales: PVC/PET/ABS/Paper,etcetera.