I use a Sonoff SV just for that, it got two inputs, using one as sensor for "Armed" and one for "Alarm triggered". The one relay output is used to turn the alarm on or off remotely.
I use a Sonoff SV just for that, it got two inputs, using one as sensor for "Armed" and one for "Alarm triggered".
The one relay output is used to turn the alarm on or off remotely.