DAHUA - ARA12-W2(868) - Wireless Sound Siren

• Buzzer Decibel≥105±3dB\1M• Three-level volume control, remote configuration, cloud upgrade and check status (via mobile App)• Built-in battery for up to 2.5 years, and supports low battery alarm• Temperature measurement• Frequency hopping, two-way communication and AES128 encryption algorithm ensure the communication's stability and security, reaching up to 1,300m in an open space.