external alarm for camera

Started by sandy, October 08, 2012, 04:19:47 PM

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sandy

October 08, 2012, 04:19:47 PM
 I have the xx39 and want to know if a audible external alarm can be attached to the camera at the alarm port? If so what alarm can I get. Also I have a loud hum, "AC hum" with these units, what can I do

Sandy
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