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Croma Security deliver advanced security and fire solutions across a range of industries, from healthcare and education to government sectors. We understand that each environment has its own unique security challenges, which is why we design bespoke solutions to meet the operational, regulatory, and safety needs of every client.
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Audio Intercom Systems

Croma Fire and Security provides audio intercom systems that support controlled communication at entry points across commercial premises. These systems allow staff to speak with visitors before granting access, helping organisations manage entry to buildings, reception areas, service doors, and gated entrances. Audio intercom systems are commonly used in offices, warehouses, industrial facilities, and multi occupancy buildings where monitored communication points are required.

Audio Intercom System Installation

Our engineers design and install audio intercom systems that provide clear two way communication between entry locations and internal control points. External intercom units are positioned at building entrances, gates, or reception areas, allowing visitors to request access while staff communicate from a secure internal location. Each system is planned around the layout and access requirements of the site. Croma Fire and Security install all our products following a detailed assessment of the premises to determine the most appropriate placement of intercom units and control points. This ensures entry locations are covered effectively and that staff can manage visitor communication with ease. Once installed, the system provides a reliable communication link between visitors and authorised personnel inside the building.

Features

Two Way Communication

Audio intercom systems provide direct voice communication between visitors and building occupants. When a visitor activates the intercom unit, staff can speak with them before making a decision about access.

Entry Point Communication

Audio intercom systems are installed at entrances such as front doors, service entrances, gates, and reception areas. These communication points allow visitors to contact staff when they arrive at the premises.

Door Release Capability

Audio intercom systems can be connected to door release mechanisms that allow authorised staff to unlock doors or gates remotely. Access can be granted once a visitor has been identified through conversation.

Internal Handsets and Control Units

Internal handsets or control units allow staff to answer calls from entry points and communicate with visitors. These units provide a simple interface for managing calls and controlling door access.

Multiple Entry Points

Audio intercom systems can support multiple communication points across a building or site. This allows different entrances to be monitored through connected internal units.

System Integration

Audio intercom systems can be connected with other building security technologies such as access control systems and CCTV. This allows communication and access management to operate alongside other site security measures.

Clear Communication

Audio intercom systems installed by Croma Fire and Security are configured to deliver clear voice transmission between external units and internal stations. This helps ensure communication with visitors remains effective.

Maintenance and Servicing

Routine servicing helps keep audio intercom systems operating as intended. Scheduled inspections allow engineers to test communication units, wiring, and access functions across the installation.

Our Process

Quotation & Planning

From your first enquiry, we’ll provide a clear, accurate quote and begin shaping a solution that fits your specific needs.

Installation

Our qualified team will manage the entire installation process, delivering your chosen system with precision and care.

Service & Maintenance

After installation, we continue to support you with comprehensive servicing and maintenance to keep everything operating at peak performance.

What our customers say

The requirements of Compass School can be complex due to supporting pupils with SEMH (Social, emotional and mental health) issues. Whether installing, servicing, or maintaining, the knowledge of the Croma engineers is second to none, whereby they always find a satisfactory solution to the issue at hand that will withstand the environment we work within.

Roger Sim – Site Manager, Compass School

The school has been delighted with the technology, which has enabled us to improve not only administrative functions but also the pastoral care of our pupils

Giles Brand — Bursar, St Mary’s School Ascot

I see tangible payroll savings in the order of 2-3%. Our sites are usually about 35 workers; we are saving £400-£500 a week and are in much better control

Luke Sanders – Project Manager, LTS Refurbishment

We have been delighted with the Fastvein system and the care given to us by Croma. From design meetings to commission, the staff were knowledgeable, helpful and courteous. The system has done all we asked of it and with over 500 entries per day. We are now looking to extend the system to more doors […]

Alastair Ramsay – Headmaster of West Hill Park

Locations we cover

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Audio Intercom Systems FAQs

Can audio intercom systems be integrated with other security systems?

Yes, audio intercom systems can be integrated with CCTV, access control systems, and intruder alarms. This creates a more comprehensive security solution, allowing better monitoring, communication, and control across your property.

Where are audio intercom systems typically used?

Audio intercom systems are commonly used in residential buildings, offices, warehouses, and commercial premises. They are ideal for managing entry points, internal communication, and restricting access to specific areas such as secure rooms or staff-only zones.

What are the benefits of audio intercom systems?

Audio intercom systems provide a cost-effective and reliable way to manage access to your property. They are easy to use, require minimal infrastructure, and allow you to screen visitors before granting entry, helping to improve overall site security.

What is an audio intercom system?

An audio intercom system is a door entry and access control solution that allows two-way voice communication between a visitor and someone inside the building. It enables users to speak with visitors and grant or deny access remotely, improving both security and convenience.

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