ACTAtek MIFARE Card Specifications ACTAtek part no. : MIFARE™ ACTA-MF-1K-C-W Frequency : 13.56MHz Protocol : ISO14443A Unique ID : 32 bits EEPROM Size : 1024 Bytes Material : PVC Temperature : -20°C ~ +50°C Dimension : 85.6 × 54 × 0.86 ( mm ) Was this article helpful? Yes | No