100pcs Writable RFID Access Control Key Fob Tags - 13.56MHz, Block 0 Sector, Clone - Ready (Yellow)

🧩 Product Overview: Unlock new possibilities with our pack of 100 UID Fob Keyfobs, designed for versatile RFID access control applications. Each keyfob operates at a frequency of 13.56MHz and is equipped with a writable IC card functionality, allowing for easy programming and customization. Compatible with the Mifare 1K S50 standard, these key tags are ideal for various identification and access management tasks.

🔧 Key Features:

• Customizable UID: The unique identifier (UID) on each keyfob can be modified, giving you the flexibility to set your own serial numbers. This feature allows for seamless integration into existing systems.
• Writable Sector: Only Sector 0, Block Zero (known as the Serial Number/Manufacturers Block) is programmable, enabling you to change the UID to suit your specific needs.
• Easy Modification: Use standard Mifare read-write devices to easily modify Block 0, making the process simple and efficient for users.
• Default Password: The default password for the card is set to 12 F, FFFFFFFFFFFF, ensuring secure initial access while allowing for changes as needed.

🔒 Usage Note: Please be aware that Android MCT tools are not compatible with UID modification for these keyfobs. Ensure you have the appropriate equipment for your programming requirements.

🧩 With our UID Fob Keyfobs, you can enhance your RFID access control solutions while enjoying the convenience of writable and customizable features. Perfect for businesses, event management, or personal security, these key tags are an excellent addition to your access control system.