Bosch DS1103i Wired Ceiling/wall White

- Microprocessor-based sound analysis technology (SAT) - Automatic environmental test circuitry - Sound check - Flush mounting The DS1103i Detector uses microprocessor-based sound analysis technology (SAT) to listen for the specific frequencies associated with breaking glass. The DS1103i can be used to detect breakage of plate, tempered, laminated and wired glass types. A built-in environmental test feature alerts the installer to false alarm hazards in harsh environments. The rectangular enclosure mounts flush on ceilings or walls.