The Alarm Lock S5912 Control Box, 265, 715 is part of Alarm Lock's Sirenlock series. It is a control box that features tool-free programming and installation, and comes in a variety of styles to fit any door or exit trim. It has Grade 1 durability, and it is vandal resistant as well as weather resistant for indoor or outdoor capabilities. It is popular for use in facilities like retailers, hospitals, schools, and airports for its security features.