Bosch, a world leader in the design and manufacture of public address systems for every application, is proud of its track record - more than half a century old - of delivering the best in sound reinforcement and management equipment.

The Bosch Plena Voice Alarm System is a total solution designed with your requirements in mind incorporating state-of-the-art audio technology, including options for PC Managed digital messaging and background music with full system supervision

The Plena voice alarm system is designed for public address and emergency evacuation in small to medium sized applications, such as factories, offices, shopping malls, supermarkets, sports facilities, schools and universities.

All the essential EVAC functionality - such as system supervision, spare amplifier switching, loudspeaker line surveillance, digital message management and fireman's panel interface - are combined with proven Plena audio technology to guarantee excellent speech intelligibility and message delivery. With more than 8000 installed systems worldwide, Plena Voice Alarm is the number one solution for public address and voice alarm systems in small to medium size applications. With release 3.0 of the Plena Voice Alarm, Bosch ensures full EN 54 compliance, extended zoning, windows compliant and on-line system design.
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