NFC Smart Key Tag Access Control Card Keyfobs Proximity 13.56 MHz MF Classic Token Read Only (12 pieces, Mixed Colour)

1. Chipset: MF Clic 1K S50 Chip Color: Blue. Quantity: 12 pieces 2. Memory: 1KB EEPROM memory 3. Operating frequency: 13.56 MHz, high frequency. 4. Features: This key fob is not writable, only readable. It cannot be used to copy other cards or key fobs. 5. Applications: Access control system, personal identification, patrol system, time and attendance system, etc.