GB-540 is a smart ZigBee wireless two-way acoustic glass break detector which incorporates advanced algorithms that help reduce a wider range of threats and deliver superior false alarm immunity. Designed to be installed on any interior wall or ceiling to detect the breaking of framed glass, the GB-540 is capable of covering large areas and multiple openings. The GB-540 is also designed to harvest environmental data that can be sent to smart home systems with supporting capabilities. Fast and easy to install with no adjustments required, the GB-540 offers an integrated test simulator and requires minimal maintenance due to its user friendly, no tools required battery replacement process.