http://smithwessonsecuritytx.com/index.html 1-888-761-7989 Let’s focus on “door alarms” also called “door sensors” for population of San Antonio Texas. 80% plus of forced entry occur through a doorway, the door sensor is definitely the primary necessary tool built-in to any security system. The system goes into motion at the time a door or window is partly open, making a break in the flow of electrical power to the circuit – then prompting the alarm to activate. Other door or window sensors give off a signal wirelessly to the panel which leads to the alarm sounding. The Smith & Wesson San Antonio Texas Central Station Monitoring point and San Antonio police are promptly notified as soon as this happens. The Smith & Wesson Security systems of San Antonio is absolutely capable of handling whichever sort of door or window sensor, and are able of alerting the monitoring post of which door or window was penetrated. Door Alarms, Door Sensors, Window Alarms, Window Sensors, Door Alarms, San Antonio, San Antonio Texas, San Antonio TX