Help with Broadlink S1C

Could someone please tell me what’s the best way to integrate the Broadlink S1C alarm kit with sensors?
I tried several ones but some don’t work and others don’t have the Alarm function…

My system:

Using HA from https://github.com/home-assistant/operating-system/releases/download/5.13/hassos_rpi4-64-5.13.img.xz
with a Raspberry.
Core-2021.4.0
Python | 3.8.7
OS: 5.4.83-v8
aarch64