CUID Gen2 Changeable UID Tag for Access Control Systems

Name: CUID Gen2 Changeable UID Tag for Access Control Systems
SKU: 1000019825616146
Price: 19.99 USD
Availability: InStock
Rating: 4.9 (25 reviews)

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CUID Gen2 Changeable Magic Card 13.56MHz NFC Rewritable RFID Tag - Clone UID Block 0 & All Sectors for Access Control & Security Systems

The CUID Gen2 Changeable Magic Card is a versatile 13.56MHz NFC smart chip tag designed for high-security applications such as access control and attendance systems. Unlike traditional UID cards, this advanced card allows modification of the UID block (Sector 0, Block 0) using standard write commands, eliminating the need for complex backdoor instructions. With full sector rewritability and compatibility with multiple read/write devices, it offers unmatched flexibility and reliability.

UID Modification: Easily change the UID block (Sector 0, Block 0) using standard NFC commands.
Full Sector Rewritability: All sectors can be erased and rewritten repeatedly.
Wide Compatibility: Works with popular NFC devices like ACR122U, Proxmark 3, and Android NFC apps (e.g., MCT).
Firewall Bypass: Designed to bypass security restrictions, ensuring stable cloning performance.
Default Password: Pre-set password "FFFFFFFFFFFF" for secure access management.

Access Control Systems: Ideal for secure entry management in offices, residential complexes, and restricted areas.
Attendance Systems: Streamline employee check-ins and attendance tracking.
Security Enhancements: Prevents detection by anti-cloning systems, ensuring data integrity.

Perfect for Professionals
This card is an essential tool for locksmiths, security professionals, and door lock shop owners. Its ability to modify UID blocks and clone entire sectors makes it perfect for creating custom access solutions and troubleshooting security systems. Whether you need to replace lost cards or upgrade existing systems, the CUID Gen2 card delivers unmatched performance and reliability.

Technical Specifications

Frequency: 13.56MHz
Compatibility: Android NFC apps, ACR122U, Proxmark 3, PM5/Pro, and more.
Default Password: FFFFFFFFFFFFFF
Modification Method: Standard write commands for UID and sector data.

Note: Requires compatible NFC read/write equipment for full functionality. Ensure proper device compatibility before use to avoid data corruption.

Why Choose CUID Gen2?