... s50/s70 ect SGS Approved mifare card smart card, chip card, or integrated circuit card (ICC), is any pocket-sized card with embedded ... integrated circuits. A smart card or microprocessor cards contain volatile memory ... : Silicon, 150μm±10μmSubstrate: PET, 55μm±5μm6.Chip Available:NXP Mifare 1K S50/ NXP Mifare 4K S70/ Mifare ...