Qolsys IQ Glass-S Glass Break Detector - QS1431-840

Features:

• Encrypted S-Line sensor technology protects signals sent to the IQ Panel while still providing support for legacy 319.5 systems
• Actively listening for breaking glass frequencies when you are in "stay" or "away" modes
• Typically installed on the wall opposite the windows needing protection, or on the ceiling in a room with windows on multiple sides
• Protects widows within line of sight within 25'