868MHz two-way Tri-X wireless technology;
Frequency hooping against jamming for reliable transmission;
RF Range: 1,600m(open space);
IP65 approved for outdoor installation;
Buzzer Decibel: 90 to 110dB;
Configurable arming/disarming prompt sound and LED indicator
3 kinds of alarm sounds: fire alarm, panic alarm, and intrusion alarm
Fully remote configurable through APP;
Tamper Switch
Battery Type: 4 * CR123A batteries (included by default, easy replaceable)
Battery Life: 3 years(triggered once every two weeks and alerting 90s for each triggering)