Features • Modern & sleek design • Supervised wireless detector offered in 433 MHz and 868 MHz • Six meter (20 ft.) radius range and 360 degrees coverage pattern protects an entire room with one sensor • Detect breaking of different types of glass including plate, tampered, laminated and wired • Standard Alkaline 3x AAA type battery with low battery supervision • Factory-set sensitivity for safer installation • Recognizes actual pattern of breaking glass across the full audio band • Impact and shock wave analysis • High-immunity to RFI and EMI signals • Hand-held tester available separately