The yale alarms pir video camera will activate the alarm when motion is detected and send a 10 second video clip to your smartphone you can also request a video clip at any point and time via the yale smart home alarm app for ultimate peace of mind it is wireless and easy to pair with your yale home alarm system allowing you to extend your system to tailor it to your individual needs uses 868mhz technology this frequency is tightly controlled making it a clearer channel with less interference co