Ever had a roleplay house and it has those free model smoke alarms that don't even work? Niccom has you covered! With our most advanced smoke detector system, you can add as many of these alarms and they will interconnect to each other and alert you to a fire. It uses dual stage technology to prevent false alarms, and includes a industry first, Smart Silence technology. If the system detects the smoke has stopped, it will automatically silence the alarms, no need to click any buttons!