100PCS 125KHz RFID Key Fobs, Read Only, Red, Model rfid125khz 0 Product overview These 100 red key fobs operate at 125KHz and are read only, designed for use with access control systems that support standard low frequency RFID tags. The compact key fob format makes them convenient to carry on key rings and distribute to users. Key benefits Bulk pack for easy deployment: 100 identicalformat fobs simplify provisioning staff, residents, or members at once. Read only for stable identity: Each fob provides a fixed, nonrewritable identifier, reducing the risk of accidental overwriting and simplifying system enrollment. Broad compatibility: Works with access control readers that support 125KHz lowfrequency RFID tags, making integration straightforward with many existing systems. Compact and convenient: Small key fob form factor fits on a key ring for everyday carry and quick badgestyle presentation. Visible color: Red housings help with quick visual identification and organization when managing multiple user groups. Product attributes Quantity: 100 pieces per pack Frequency: 125KHz lowfrequency RFID Read/Write type: Read only (nonrewritable identifier) Color: Red Model: rfid125khz 0 Form factor: Small key fob designed for key rings and badge holders Function: Identification for access control and related lowfrequency RFID applications Typical use scenarios Office access control: Issue fobs to employees for entrance doors and controlled areas, streamlining daily access while keeping identifiers fixed for system records. Residential properties and gated communities: Provide residents and service personnel with durable, easytouse fobs for gates, lobby doors, and shared facilities. Membership and facility access: Use for gyms, community centers, and schools to control entry and track authorized users without the need for rewritable tags. Practical notes These fobs are intended for systems that read 125KHz lowfrequency identifiers. Confirm reader compatibility before deployment. Being read only, fob identifiers must be registered in the access control database during setup; they cannot be rewritten in the field. The small form factor is ideal for key rings and daily carry, but verify read range with your system to ensure reliable presentation in your application. This pack provides a straightforward, consistent identification solution for access control needs where fixed, nonrewritable RFID credentials are required.