Product in focus

Bosch Praesideo Voice Alarm Control Equipment
Bosch Praesideo

A fully digital public address, voice evacuation system that meets all the requirements placed by professional users. It brings highly innovative and advanced digital technology to the public address market. The processing and communication of both audio signals and control data entirely in the digital domain makes the system superior to other public address and emergency sound systems.

Product features like redundant cabling, spare amplifier switching, system supervision from microphone capsule up to last EVAC compliant loudspeaker, unique WLS ”Wire free” line and loudspeaker supervision, up to 256 priority levels for background music, business- and emergency calls, fault logging and 48 Vdc backup power position this IEC 60849 certified...

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Community R and I SERIES loudspeakers updates Lost DayClub at Tiki Island

At the club’s DJ booth, the new system features four weather-resistant Community...
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Barix SoundScape cloud-based solution deployed at Zimbabwe retail chains

Service provider MMX manages all content, including playlists and local ad insertions,...
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Yamaha’s Valancia annual systems designer conference for audio professionals

The bespoke system comprised a 10m x 8m x 4m truss, populated with 56 Nexo and Yamaha...
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Biamp announces promotions in product management and sales teams

Zack Snook is named new audio product manager; Chris Flanagan will serve as new field...

EN 54 is the European standard for voice alarm products. It is part of the European Union's Construction Products Directive. The use of EN 54 certified products for all new voice alarm installations became mandatory in April 2011.

This requires products to be tested by an independent, accredited test laboratory and certified by an accredited certification body.

Subsidiary standards govern the requirements for:

Read more about the EN 54 standard

SourceEN54.EU, the comprehensive source for EN 54 certified voice alarm and public address systems & components.
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