plan to spend about $1,300 for DIY alarm systems. That’s still about half of what a professional alarm company would charge. Monitoring service, which notifies the police or fire department ...

There’s a huge market for 433 MHz alarm system hardware out there ... From there, the code on the ESP can fire off using whatever API works for your purposes. In this case [Aaron] is using ...

Home security systems are traditionally professionally installed, but today, DIY installation is a common option. Many security companies offer both so customers often have a decision to make upon ...