Compliant to java card platform specification 2.2.1
32 Kbytes EEPROM
160 Kbytes user ROM
2048 bytes RAM
ISO/IEC 7816 contact interface
ISO/IEC 14443A contactless interface (for MIFARE emulation 1/4 k)
EEPROM data retention time: 20 years minimum

Optional

PKI (public key infrastructure) co-processor (RSA, ECC)
Dual / Triple key DES-3 co-processor
AES co-processor