Mass communication is a critical tool for K-12 schools when it comes to safety and security. During a crisis, intercom systems can help to communicate critical messages to staff and students quickly ...

Carlsbad, CA - June 21 2012 - Linear LLC, the leader in residential and commercial access control, emergency response and security solutions, announces the new Linear VMC1 Video Security Intercom ...

Forbes contributors publish independent expert analyses and insights. I am an investigative attorney and physical security specialist. Many buildings, including apartment and condo complexes, are ...

(TNS) — The new voice and video intercom system at Samuel Neeley's school makes him feel reassured. "I feel safe here," Neeley, a student at Sumner High School, told a reporter this summer. The high ...