RX-20 receiver alerts in the following events: motion detection, anti-masking, shock or vibration detection, low battery and loss of communication with the detector.
The relay operation time is standard (2 seconds) nevertheless it can be programmed between 1 second and 60 minutes.

The communication between the Receiver and its linked wireless detectors is which enables the receiver to display the following information for each wireless detector linked to the receiver: reception strength, battery level and loss of communication with the detector.

The receiver RX-20 is capable to work with 20 remote controls (model RM-5) that can be purchased separately.