Wireless External Sounder
- 868 MHz two-way wireless communication
- 3 years battery life span (triggered every two weeks and alerting 90 s for each triggering)
- AES-128 encryption
- Front and rear panel tamper-proof
- 3 kinds of alarm sounds: fire alarm, panic alarm, and intrusion alarm
- Buzzer Decibel: 110 dB
- Fully remote configurable through APP
- Multiple enrollment methods and easy installation design
- Frequency hopping against jamming for reliable transmission
- IP65 protective level