Acoustic microprocessor glass break detector. Surface mounting (wall or ceiling). 360º coverage and 8.5m radius to the farthest point of glass. Advanced "3 x 3" technology, which monitors and analyzes three frequency ranges (low, medium and high) and three different parameters (peak amplitude, signal duration and ambient noise). Status and power LED. Superior detection and immunity to false alarms. Protects all types of glass. Alarm memory. Automatic sensitivity adjustment. Button for test mode. Incorporates tamper. Power 9 to 15 Vdc. Consumption: 15 mA. Dimensions: 56 x 94 x 23 mm.