The DC4-1-50 from Keri Systems is a clamshell MIFARE-compliant smart card featuring 4K-byte memory. This contactless smart card operates at a frequency of 13.56 MHz using the Wiegand communication protocol, ensuring compatibility with a variety of access control systems. Enhanced security features like MAXSecure, ValidID, and MIFARE DESFire EV1 application support, along with versatile programming options for formats and encryption keys, make this product an excellent choice for secure access management.
Keri Systems DC4-1-50 Clamshell Smart Card Features
- Contactless Technology: Combines 13.56MHz contactless smart card functionality with Wiegand 26 bit or custom formats for versatile access control.
- High Memory Capacity: 4K Memory Standard allows for extensive data storage, accommodating various applications.
- Optimal Read Range: Read range up to 3 inches (76 mm) ensures quick and efficient access without physical contact.
- Custom Overlay: Can be used with a glossy adhesive overlay for branding or aesthetic purposes.
- Advanced Security: Supports MIFARE Classic or MIFARE DESFire EV1 with 128 bit AES encryption for enhanced data protection.
Keri Systems DC4-1-50 Clamshell Smart Card Specifications
| Feature | Details |
| Type | Clamshell Smart Card |
| Memory | 4K-byte |
| Frequency | 13.56 MHz |
| Communication Protocol | Wiegand |
| Read Range | Up to 3 inches (76 mm) |
| Security Features | MAXSecure, ValidID, MIFARE DESFire EV1 |
| Encryption | 128 bit AES |
| Compatibility | Wide range of access control systems |



















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