Product name: RF Cards (Mifare DESfire 8K) Mateial: PVC Surface: Glossy or matte Color: White Size: 85.5x54x0.82mm Frequency: 13.56MHz Memory: 8K byte read/write Protocol: ISO14443A Reading distance: up to 10cm Working temp.: -25º Cto 50º C Storage temp.: -25º Cto 50º C Weight per card: 6 grams Package: 200pcs/box. Applications Advanced public transportation Access management, E-Government incl. social services, Identity.