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air switches etc
● Programmable 4 digital password
making it easier to read the status of the system under various lighting conditions
Quick and simple installation
this NVR provides the performance and reliability you need to ensure comprehensive security coverage
Apollo AlarmSense Sounder Base D20-W air switches etcThe AlarmSense Sounder Base can only be used with AlarmSense systems. It is fitted with electronic circuitry to monitor the presence of detectors and signals any unauthorised removal of detector heads. It is supplied with a high or low volume setting and red or white caps are available for stand alone installation. Features AlarmSense priority non priority signal recognition Detects the removal of a detector head and reports a fault Continues to work
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