dormakaba DESFire EV3 4K Fob

• Memory Capacity: 4K bytes of non-volatile memory for secure data storage.
• Frequency: Operates at 13.56 MHz using ISO/IEC 14443 Type A standard.
• Security Protocols: AES-128 encryption, mutual three-pass authentication, and support for secure channel-based file transfer.
• Compatibility: Works seamlessly with Dormakaba’s Saffire LX, Quantum Series, RT Plus locks, Gen II RFID encoders, and other EV3-equipped readers.
• Durability: Designed for high endurance with up to 1,000,000 write cycles and 25-year data retention.
• Form Factor: Sleek black or grey PVC fob, ideal for staff or long-stay guest use.

Prox Variant – Dual Technology: For facilities transitioning from legacy systems, the DESFire EV3 + Prox variant offers dual-frequency support:

• Backward Compatibility: Supports 125 kHz Prox technology for interoperability with older readers.
• Migration-Friendly: Enables phased upgrades without immediate infrastructure overhaul.
• Enhanced Privacy: Features random UID to prevent tracking and spoofing.
• Secure Identity Object (SIO): Optional data model for added authentication and encryption layers.