A Public Address System (PA System) is an audio communication solution used to deliver announcements, background music, and emergency messages to a large audience. PA systems consist of microphones, amplifiers, speakers, and control equipment that distribute clear audio across zones and buildings. Modern PA systems include IP-based paging, SIP integration, and voice alarm (EN54) compliance, making them suitable for safety-critical environments.
Used in offices, schools, hospitals, factories, malls, airports, and campuses, PA systems improve communication efficiency and safety. Whether for routine announcements or emergency evacuation messages, a well-designed public address system ensures high speech intelligibility and reliable operation. Available in analog, digital, and IP configurations, PA systems can be scaled easily to meet small or large site requirements.
Public Address System
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TOA Wall Mount Speakers
TOA BS-634T Wall Mount Speaker
The BS-634T can be installed easily on the wall with help of the plug-in speaker receptacle.
Key features
• Easy and quick installation
• Attractive design based on the golden ratio
• Input impedance selector with rotary switch
• Fire resistant according to UL 94-V0SKU: BS-634T -
TOA Wall Mount Speakers
TOA BS-678 Wall Mount Speaker
TOA BS-678 Wall Mount Speaker
• Ideally suited for BGM and announcements
• Compact and unobtrusive design
• Quick and easy installation, which saves time on setting-up
• Horizontal / vertical direct wall installation
• A push-in terminal allows easy cable connections and bridge wiringSKU: BS-678 -
