22 Jul CCTV Articles Using Your Security DVR or NVR for Automation July 22, 2014 Posted by Damon Delcoro Alarm in, Alarm out, DVR inputs, DVR outputs, ELK-912 relay, home automation, How do I connect a siren to my DVR, N/O, Normally Open Normally Closed, NVR inputs, NVR outputs, relay, techpross Leave a comment When it comes to home security there are many options out there. When I was looking for a DVR I wanted a full featured DVR in a small package. I came across the Techpro...Read more Facebook Twitter Email Pinterest LinkedIn
