Smart Sirene Alarm, Requires A Tuya Zigbee Hub

Smart indoor siren for the home. Compatible with Tuya Zigbee connected alarm systems, it is equipped with a 90 dB speaker and an alarm light signal. It can be used with security alarms, smoke detectors and carbon monoxide detectors via the Zigbee protocol. 18 alarm bells are pre-installed. The volume of each ring is adjustable in three levels: low, medium and high. The siren should be used with a Zigbee gateway or Zigbee2MQTT voice assistant; otherwise it may not work. You can turn the siren on and off remotely to deter intruders. Power is via USB cable, a battery can be used as a backup battery.