100V column speaker with a heavy-duty die-cast aluminium alloy housing & grille and fully rotatable rear wall-mount bracket. Water-resistant to IP66 for outdoor use and certified to EN54-24 for compliance with fire voice evacuation systems. Protection for use in these systems includes a fireproof cable and 95°C thermal fuse. Output has a frequency response suitable for music playback in addition to voice announcements. The F40V can be operated in 100V or 70.7V systems, as well as a standard 8 Ohm speaker. Designed to provide uncompromised sound quality in PA systems that are relied upon for emergency and evacuation alerts.