CDVI RT4EV2 RADIUM 4-Button Remote with AES128 Encryption and Built-in DESFire EV2 Tag

Secure, reliable remote control for commercial access points and perimeter gates. The CDVI RT4EV2 RADIUM 4-button remote key fob combines AES128 encryption with a built-in DESFire EV2 tag to deliver dual-factor credential protection that prevents cloning and replay attacks in high-security environments. Designed for integration with standard 433 MHz RADIUM receivers, this handheld transmitter delivers up to 820' (250 m) of wireless range so staff can operate doors, barriers, or gates from a distance without compromising surveillance or monitoring workflows. Four tactile rubber buttons let you assign multi-door or multi-function control, streamlining access control operations across facilities. The compact PC housing is durable for daily use, ships with a CR2032 battery, and is backed by a 5-year limited warranty for reduced total cost of ownership. Ideal for enterprise access control, gated communities, parking facilities, and security-conscious installations — add the CDVI RT4EV2 to your system to strengthen secure access and simplify management.

• Dual-layer credential security with AES128 encryption and built-in DESFire EV2 tag to reduce unauthorized access and cloning risk
• Long-range 433 MHz wireless operation — up to 820' (250 m) — for reliable remote access across large sites and perimeter areas
• Four rubber buttons for multi-door or multi-function control, simplifying day-to-day access management for staff and contractors
• Compatible with standard RADIUM receivers for seamless integration into existing access control and monitoring systems
• Rugged PC housing, CR2032 battery included, and backed by a 5-year warranty to minimize downtime and ongoing maintenance