Mifare S50, Mifare S70, chip card, smart card, contactless card The feature of the M1card/smart card/ contactless card: Speed of communication: 13.56MHz Read and write distance: 2.5-10cm ; Read and write time: 1-2ms Wipe and write the number of times: > 100, 000times; The data holding time: > 10years; Physical feature: ; Material: PVC/PET Size: ISO standard card 86mm*54mm*0.76mm or non-standard card; Options: Hole punch, sinature panel, loco or hico magnetic, strip, holdgram image, embossing, numbering, blank card, pre-printed card Making standard: ISO14443, ISO10536 Application: Bank, insurance, transportation, the parking area, access control, enterprises all-purpose card