Optical-Acoustic warning device for fire alarm according to EN54/23 and EN54/3. Appropriate for wall or ceilingmounting, includes a high base of IP65 grade. Dispose of 32 alarm tones selectionables including one of bell. The high performance LED flash provide a omnidirectional light covering. Automatic synchronization. Fulfill CPR construction standard, EN54/3 + EN54/23 Category C/W and RoHS and WEE environmental standards. Includes a IP65 high base.