CDVI KTAGMD25 Mifare EV1 DESfire 4K Proximity Key Ring Badge, 13.56Mhz, 25-Pack, Black

Streamline secure, contactless access for staff and contractors with the CDVI KTAGMD25 key ring badge. Designed for access control professionals, this pack of 25 MIFARE DESFire EV1 4K key fobs delivers enterprise-grade security and fast 13.56 MHz authentication to help prevent cloning and unauthorized entry. At just 44 x 30 x 4 mm and finished in durable black, these compact key rings are comfortable to carry and stand up to daily use in offices, healthcare, education, and industrial sites.

Because they use the widely supported DESFire EV1 technology, these badges integrate seamlessly with many access control systems and readers, making rollout simple and cost-efficient. The 25-piece packaging reduces procurement complexity and is ideal for multi-door installations, site expansions, or replacement programs. Use them for access control, security staffing, asset monitoring, and integration with surveillance or building management systems. For custom branding or bulk ordering support, contact our team—add the CDVI KTAGMD25 to your deployment to enhance security and simplify credential management.

• Enterprise-grade MIFARE DESFire EV1 security to reduce cloning and protect sensitive access points
• Compact, durable key ring design for convenient staff carry and daily use in busy facilities
• Contactless 13.56 MHz operation for fast, reliable authentication with existing readers
• Cost-effective 25-pack to simplify deployment across multiple doors or locations
• Low-profile black finish that resists wear and integrates with professional access control systems