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"GE" NX-488, Wireless ShatterPro Glassbreak Sensor
NX-488
The GE Wireless ShatterPro Series provides excellent false alarm immunity without compromising detection.
It is ideal for applications where hard wired acoustic sensors are impractical.
20' radius range can protect an entire room with one sensor.
Recognizes the actual pattern of glass breaking across the full audio band.
User can test sensor operation with a clap of the hands.