The FBII / Honeywell Fire Burglary XL4500RM Keypad is a wired commercial alarm system keypad that is compatible with Honeywell and FBII systems. It features alpha-numeric input capabilities and operates on a 12VDC power source. Made in the United States, this keypad does not support smart home protocols. Perfect for home and garden security improvements, this keypad offers a reliable and secure solution for monitoring and controlling your commercial alarm system.