Zoned PA
Paging, bells and background music.
- Schools, factories, malls
- Zone or all-call
- Emergency messages
Bosch · JBL · Logitech · Cisco · PA, conference and AV
Public-address, conference and audio-video systems
Deliver intelligible announcements and dependable hybrid meetings with properly engineered acoustics, zones, microphones, displays, control and network infrastructure.
How PA and AV work
Clear sound where it is needed
Zoned PA lets you speak to one area or the whole site, and meeting rooms join video calls with one touch.
- 1. Map the zonesFloors, classrooms, halls and outdoor areas.
- 2. Place speakersCeiling, wall or horn speakers sized for noise and area.
- 3. Set the controlsPaging console, scheduled bells and background music.
- 4. Equip meeting roomsCamera, mics, display and simple one-touch join.
Choose the system
PA, conference room or both?
Schools, factories and hotels usually need PA; offices need conference AV.
Conference room
Video meetings that just work.
- Camera + speakerphone
- Display or projector
- Teams, Zoom, Meet
Hall & auditorium
Stage sound and presentations.
- Mixers and wireless mics
- Line-array speakers
- Recording options
System planning
Design around the room, audience and message
Speaker wattage or camera resolution alone cannot create a good system. Room acoustics, coverage, use cases, interfaces and operator workflow must be planned together.
Announcements and paging
Clear zoned speech for offices, institutions, hospitality, factories and public environments.
Meeting and conference rooms
Camera, microphone, loudspeaker, display and joining experience aligned to room size.
Broadcast and hybrid events
Audio-video capture, presentation, routing and remote-participant workflows planned end to end.
Verified selection points
What Zerolink confirms before quotation
Exact specifications depend on the selected product, capacity and system architecture.
Acoustic and coverage surveyRoom dimensions, noise, reverberation, audience position and intelligibility targets are assessed.
Zones and sourcesAnnouncement zones, music sources, priorities, paging locations and control permissions are mapped.
Meeting platform workflowRoom system, bring-your-own-device and supported conferencing-platform requirements are agreed.
Camera and microphone designFraming, participant distance, pickup pattern, echo control and cable paths are planned.
Network and AV transportLAN capacity, PoE, switching, USB, HDMI and supported AV-over-IP requirements are coordinated.
Commissioning and trainingLevels, zones, presets, joining, presentation and operator recovery procedures are tested.
Official product reference: Bosch PRAESENSA public-address and voice-alarm system. Exact products, specifications, licensing, capacity and warranty are confirmed in the final quotation.
Related Zerolink expertise
Connect this system with the wider solution
Product selection works best when connectivity, infrastructure, security and deployment responsibilities are considered together.
Business infrastructure
Review integrated network, security, communication and deployment capabilities.
Intercom & EPABX
Add internal calling and paging from phones to the same building.
Requirement discovery
Share the site, workflow, capacity and support requirements before quotation.
Frequently asked questions
Questions about PA, Conference & AV
Clear answers to common planning and selection questions.
What is a zoned PA system?
Zones let you announce to one floor, area or classroom, or to the whole building, from one console.
Can the PA play background music?
Yes. The system can play music in selected zones and automatically lower it for announcements.
What does a conference room need?
Usually a camera, speakerphone or ceiling microphones, a display and simple one-touch connection for video calls.
Planning a clearer room or building-wide communication system?
Book a survey with room dimensions, audience size, zones, meeting platforms and existing AV equipment.
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