I have some D-Link Wifi Siren, Wi-Fi Smart Motion Sensor's & a DCS-932L Camera; I want to make sound a D-Link Wifi Siren (Located in a differente place than the other ones) when any of the other D-Link Items get disconnect (To Avoid some one cut the power off and a never notice it)
Are ther any way to do it?

Thank a lot for your help!!!