Dahua Wireless Outdoor Sirene

Wireless Outdoor Sirene

IP65 rated.
Outdoor product (–25 °C to +60 °C).
12 VDC and battery power supply.
Multiple alarm sounds: Fire, medical, intrusion, panic, and more.
Sound pressure level: 110 dB.
Temperature monitoring.
Frequency hopping and two-way communication.
Cloud update and automatic recovery from update failure.