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Public Address (PA) and Voice Alarm (VA) systems are often grouped together, but they are designed for very different purposes. Understanding the difference is essential when designing safe and effective communication infrastructure.

That Sounds Good Audio Innovations LLP (TSG) and Zenitel have entered a strategic partnership for Onshore projects across India and Sri Lanka. The collaboration combines TSG’s expertise in professional audio and life safety distribution with Zenitel’s Unified Critical Communication solutions to deliver scalable, cyber secure, and highly reliable audio communication systems across industries including transportation, healthcare, datacenters, smart cities, ports, and industrial environments.

As security environments become more complex, simply integrating systems is no longer enough. This article explores how workflow-driven security and unified communication platforms enable real-time response, better coordination, and more effective operations—highlighting the growing strategic role of audio.

This blog explains how Zenitel Connect Pro uses Node-RED to simplify event handling across communication and security systems. Instead of manually coordinating actions, the platform enables automated workflows where events trigger predefined responses, such as alerts, calls, and notifications.

Build Brighton, a community workshop and collective of over 100 makers, designers, hobbyists and artists, recently upgraded their building intercom system with Zenitel’s advanced video intercom technology. The goal was to enhance access, improve security and streamline overall building operations.

Zenitel, the leading provider of Unified Critical Communications solutions, has appointed  a new Center of Excellence (CoE) in the Safety and Security market in the EMEA region.

Zenitel is looking forward to exhibiting at ISCVEx 2026, taking place at Coombe Abbey Hotel from 17–18 March.

Zenitel has been awarded a contract by Irish Rail to supply and provide third-line maintenance for the Public Address (PA) systems across its national rail network. The agreement includes the rollout of new amplification equipment at all 147 Iarnród Éireann Stations with the capacity to include Iarnród Éireann’s expected network expansion over the coming years.

Explore key security industry trends for 2026, including hybrid cloud adoption, stricter cybersecurity regulation, the growing role of audio in security strategies, and early use of agentic AI. Written by Sri Sutharsan, VP Marketing Onshore, Zenitel.

Bricomp International has been appointed as Zenitel’s Centre of Excellence for Singapore’s onshore market, marking a new chapter in unified critical communication.

Zenitel’s VAIA amplifier is rapidly becoming the preferred public address and voice alarm (PAVA) system for small to medium-sized rail stations across Europe. As rail operators demand greater reliability, safety, and scalability from their communication systems, VAIA stands out with its compact design, ease of integration, fast deployment, and transportation-specific functionality, all backed by Zenitel’s decades of experience in critical communication.