Keri Systems DE2-125 Dual Frequency 125 kHz & 13.56 MIFARE DESFire EV2 Composite Credential w/ 2K-byte memory Custom Format
- High-Security Encryption Technology
- Unique Security Feature
- Fraudulent Data Detection Solution
- Output Interface
- Vertical & Horizontal Indicators

The DE2-125 from Keri Systems is a dual frequency 125 khz & 13.56 mifare desfire ev2 composite credential w/ 2k-byte memory custom format. Delta comprises Keri System Data’s 13.56-MHz line of contactless smartcard readers, cards, and tags. Based upon proven MIFARE® contactless digital radio frequency identification (RFID) technology, Delta readers interface with a wide range of electronic access control systems by complying with the Wiegand communication protocol. They offer value-add features such as MAXSecure™ and ValidID™, and now optional MIFARE® DESFire® EV2 application support. Additionally, Delta cards and tags are passive devices, eliminate maintenance by requiring no battery, and can be ordered programmed to various formats and encryption keys.
Keri Systems DE2-125 Key Features
- High-Security Encryption Technology: Ensures data integrity and enhances the protection of sensitive information.
- Unique Security Feature: Designed to mitigate unauthorized access and protect against spoofing.
- Fraudulent Data Detection Solution: Alerts users to any attempts to compromise system data, ensuring robust security.
- Output Interface: Compatible with various electronic access control systems, facilitating seamless integration.
- Vertical & Horizontal Indicators: Provides visual confirmation for data reading and successful authentication.
- Read Range: Up to 2.5 inches (64 mm), offering flexibility in access control configurations.
- Frequency: Operates on both 13.56 MHz and 125 kHz, enabling a broad range of applications.
Keri Systems DE2-125 Detailed Specifications
| Feature | Details |
| Product Type | Composite Credential |
| Memory | 2K-byte |
| Frequency | 125 kHz & 13.56 MHz |
| Read Range | Up to 2.5 inches (64 mm) |
| Interface | Wiegand Communication Protocol |
| Security | MAXSecure™ and ValidID™ |
| Power Source | Passive (No Battery Required) |
| Customization | Can be ordered programmed to various formats and encryption keys |



