The wireless outdoor siren is fully supervised siren, designed to work with all kinds of wireless accessories, such as PIR sensor, door sensor, smoke sensor and so on. The wireless siren combines from and function to provide improved protection against intruder, before they get chance to enter the home, with is powerful 120dB sounder, the wireless siren will annunciate unwanted entrance to property and premises. The company strobe light also provides a visual warning and deterrent upon activation.
Manual: https://tinyurl.com/Manual-SSF120W
Wiring Control Panel & SSF120W :https://tinyurl.com/Wiring-ALBox-SSF120W