4DO Audio Control Module

Voice Warning and Buzzer Alarm Series Solution

Two devices — voice warning unit and buzzer alarm — can operate simultaneously or independently depending on the scenario.

Voice alerts provide clear spoken guidance on direction and necessary actions during emergencies, giving on-site personnel immediate and accurate instructions; buzzer alarms draw surrounding attention with highly recognizable tones, ensuring important situations are never overlooked.

Paired with the smart hub, these devices can link with lighting guidance, access control, security cameras, and sensor systems to automatically activate evacuation lighting or open safe routes when alarms are triggered, guiding personnel to move quickly.

Whether in residences, communities, or commercial offices, this dual-layer warning mechanism establishes a more comprehensive and reliable safety net, ensuring accidents and emergencies are handled immediately.