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Alarm InputSome DVRs and security cameras have alarm inputs, which can accept input from a sensor device such as a door contact or a passive infra-red motion detection which trigger the camera or DVR to take som [..]
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Alarm InputWhen attached to a security camera, an alarm input provides enhanced security in the form of a sensor device, often a door contact or a Passive Infra-red detector for motion detection. Alarm inputs can be self powered or can require external power (usually 12V).
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Alarm InputAn input connection that triggers the unit to start recording if the alarm is triggered.
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Alarm InputSome DVRs have alarm inputs which can accept input from a sensor device such as a door contact or a motion detection device. These can trigger the DVR to take action by beginning to record when they h [..]
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Alarm InputAn input connection to a security VCR or DVR that triggers the unit to start recording if the alarm is triggered.
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