This device is Visual Alarm Devices (VAD) for fire detection panels that offer a strong sound output and an optical warning with a beacon. The strong sound and the optical warning beacon cover many square metres. It features two inputs (N1, N2) for the production of two different sounds. This device can co-operate with any fire detection panel (BSR-2104, BSR-2114, BS1632, BS-1634, BS-1636, BS-636).