The NAPCO 36-Bit Proximity Key Fob is a compact, durable, and secure credential designed for seamless integration with NAPCO access control systems. Engineered with 36-bit proprietary encoding, this key fob ensures enhanced security and reliable performance for user identification and access authorization. Its lightweight, ergonomic design makes it easy to carry on a keyring or lanyard, offering a convenient and tamper-resistant solution for secure facility access.