The WLS912L-433 DSC Wireless Glass Break Detector is a no brainer if you want to upgrade your DSC home security system. This new detector sensor is designed to detect the sound of shattering glass with an RF transmitter built in to its slim design. It incorporates a one-way communication link with your DSC alarm system controller for nonstop, high quality performance.
With the patented Dynamic Sound Analysis and advanced audio sampling and digital processing techniques, this glass break sensor sets new standards for alarm detector sensitivity and immunity to false alarms. Detection ranges are 10-20 feet for plate/tempered glass and no more than 20 feet for wired/laminated glass. Included are 2 lithium batteries that ensure a long lifespan for this extraordinarily well designed detector.
Operating Voltage: 3.0V (two 3V Lithium batteries)
Operating Temperature: 0deg.C - 50deg.C (32deg.F - 122deg.F)
Operating Humidity: 5% - 95% RH, non-condensing