The host explains that simplisafe s sensors communicate with the base on the 433 92mhz frequency which is very popular among other consumer electronics like garage door openers baby monitors.
Simplisafe alarm on garage door.
The simplisafe smart lock makes sure your door is always locked.
In the diagram below the entry sensor has been installed on the doorframe and the magnet on the door.
The simplisafe smart lock automatically locks up even when you forget.
When the magnet is within 2 inches of the grooves on the sensor it knows the door or window is closed.
It locks your door the minute you arm your system or automatically on a timer.
When more than 2 inches away the sensor signals that it is open.
The majority of break ins happen through an unlocked entry.
So your front door is always protected.