Keyfob RFID Tag

*Suitable for 125KHz RFID proximity access control system and ID management system. For example, add it to your RFID door lock if applicable. *Each key fob is pre-programmed with a unique ID number. The 10-digit number is engraved on the tag casing. *Note: If you want to add these tags to your lock as new key cards, please make sure that your lock uses the same frequency of unencrypted 125kHz. Not work for other frequencies like 13.56MHz. Not work for encrypted systems.