Two sensors in one. The AU-85Tn combines a broad spectrum impact and vibration sensor that utilizes magnetic technology, in conjunction with an extra-sensitive condenser microphone and sound discrimination circuit to detect glass tampering.

Features:
• Prewired plug-in remote mount condenser microphone
• Includes "No-Drilling" mounting bracket for microphone
• Pre-warn output to chirp siren and warn thieves away
• Prewired 4-pin plug allows easy connection to all Omega systems
• Each zone is independently adjustable
• Dual LED sensitivity test light
• High resistant to RF interference