Chip: TK4100/TK4101, fully compatible with EM4102 Working frequency: 125KHz Working pattern: read-only Induction distance: 2~10cm Internal serial number: 5 bytes Size: Tarjeta bek'ech: 85.5×54×0.84mm Standard thickness Thin card: 85.5×54×1.05mm Thickness card: 85.5×54×1,80 mm (with a portable hole) Rango R leti' W: 2~10cm, depending on the reader and the application environment Working temperature: -20° C~+ 80 ° C (-4℉~+176℉) Materiales: PVC/PET/PETG/ABS/PHA/PC/Paper,etcetera. Wipe times: >100,000 times Data storage: 10 …