EN 54 is a standard of the European Union for fire detection and fire alarm systems, and the relevant parts to the voice alarm and audio industry are part 16, which is concerned with voice alarm control and indicating equipment, and part 24, which refers to loudspeakers.
HQ15EN plastic horn speakers 15W at 380Hz – 10 kHz range. HQ15 EN high quality horn speakers for voice evacuation and public address systems. 101 dB sensitivity makes these horn speakers suitable for noisy and large environments where powerful and clear middle range sound reproduction is required. EN54-24 certified.
iSpeak 5EN 6 W ABS plastic with metal grill cabinet loudspeakers with built-in 100 V transformer and 5" (127 mm) full-range speaker. Simple installation on any flat surface horizontal or vertical. Rotating logo. Ideal for use for public address and background music applications. Best for retail shops, schools, government buildings. EN54-24 certified.
SP10EN plastic 10W power sound projectors. Quality sound, U-bracket mount, 100V transformer power taps, 130º sound dispersion, and 130 Hz - 15kHz frequency response. SP 10EN has a built-in 5" (127 mm) full-range speaker. EN54-24 certified.
MC4EN is designed for use in voice evacuation and voice alarm applications for clear and intelligible speech announcements. Quick fit clamps allow easy and fast installation into false ceilings. High sound pressure level SPL and optimized middle frequency sound reproduction ensures reliable operation in case of an emergency situation. MC 4EN equipped with ceramic wire terminal and thermal fuse. EN54-24 certified.