Can I hook up a outside siren to my nvr that I can control from the GDMSS app? Thanks, Joe
P Pocono Joe Young grasshopper Joined Jul 29, 2018 Messages 56 Reaction score 4 Location Poconos, PA Sep 7, 2018 #1 Can I hook up a outside siren to my nvr that I can control from the GDMSS app? Thanks, Joe
