The MIFARE Classic family covers contactless smart card ICs used in public transport, access management, loyalty cards and many more. 
Fully compliant with ISO/IEC 14443 Type A, it is available with  4 KB memory, and 7 byte or 4 byte identifiers.
Key features and benefits
>Fully ISO/IEC 14443Type A 1-3 compliant, ensuring a broad marketplace of solution developers and providers
> Available with 7 byte unique identifier (7B UID) or 4 byte non-unique identifier (4B NUID)
> Versatile product portfolio, offering an optimized price-performance ratio
> 4 KB EEPROM
> Reduced infrastructure costs due to card and reader compatibility across all generations
> Memory access conditions freely programmable
> Many companies with commercial products, enabling a broad and competitive supply chain
>Personalization options supporting flexibility within 4 byte- and 7 byte UID infrastructure (7B UID version only)
> Fast time-to-market
Key applications
> Public transportation
> Electronic toll collection
> Loyalty cards
> Event ticketing
> Car parking

The new RFID CARD Identity card (NPA) as a card on the internet. The so-called electronic proof of identity (eID) increases the Safety and comfort during the authentication on the Internet essential. In the RFID chip, the necessary personal data the cardholder stored in order to thereby example when shopping online or visiting one of the online town hall be able to report electronically.