<p><b>Wired Glass Break Detector</b></p><p><br></p><p>High quality Omni-directional microphone sensor</p><p>Up to 8m/120° detection coverage</p><p>Selectable EOL resistors（Alarm Resistance: 1K, 2K2, 4K7, 5K6, 6K8/）</p><p>9-16 VDC wide voltage adaptat