100piece set of 125KHz RFID keyfob proximity tags compatible with EM4100 and TK4100 readers. Readonly, preprogrammed tags provide a simple, reliable access control option for homes, offices, hotels, and commercial sites. Key benefits Contactless entry: Fast, convenient access with a quick scan near the reader. No batteries or charging required. compatibility: Supports 125KHz systems using EM4100 and TK4100 chip protocols for stable, predictable performance. Durable construction: Molded from ABS plastic to resist daily wear and exposure to moisture and humidity. Waterproof and portable: Keyfob format with keyring hole for easy attachment to keys, lanyards, or badge holders. Suitable for indoor and outdoor use. Secure and fixed: Readonly tags are preprogrammed and cannot be altered, reducing the risk of accidental or unauthorized changes. Technical highlights Frequency: 125KHz Chip compatibility: EM4100, TK4100 Type: Readonly proximity keyfob Quantity: 100 pieces Material: ABS plastic Power: Passive, no battery required Typical applications Apartment complexes: Issue to residents for secure entry to building doors, garages, and shared facilities. Hotels and hospitality: Provide to guests or staff for room access and controlled areas where simple, preprogrammed tags are preferred. Offices and coworking spaces: Use for employee identification, access to restricted areas, and streamlined entry without physical contact. What you get A 100piece pack of robust, readytouse 125KHz RFID keyfob tags that integrate with compatible EM4100 and TK4100 readers. Ideal for installations that require consistent, lowmaintenance proximity credentials across multiple users.