868 MHz two-way wireless communication AES-128 encryption Stay/away arming, disarming, alarm clearing for specified area or all areas LED indicates the programmed area One-Push fire alarm, panic alarm, and medical alarm. Silent/Audible alarm selectable. etc. Output control Full touch key design with LED backlight Fully remote configurable through App Multiple enrollment methods and easy installation design Easy replaceable battery Frequency hopping against jamming for reliable transmission