Lots of 2 Bosch DS1101i Round GlassBreak Detector (Factory Sealed)

Bosch DS1101I Highlights Detects Glass-Break Frequencies 25' Standard Coverage Area Test Feature for False Alarms Wall or Ceiling Mounting Features The Bosch DS1101i is a glass-break detector with a 25' standard coverage area for glass sizes over 12 x 12". Utilizing microprocessor-based sound analysis technology (SAT), this device will detect the breakage of plate, tempered, laminated, and wired glass. It can be mounted on a wall or ceiling for a flexible installation. Built-in environmental test feature alerts for false alarm hazards in harsh environments Auto sound check feature to verify that the detector is powered and functioning by handclapping Normally closed (NC) cover-activated tamper switch with separate terminals LED indicators