Should Digital Signage Have Audio?

Pros, cons, and best practices for organizations

In this article

1. The short answer: should you use audio?
2. When audio genuinely helps
3. When audio hurts more than it helps
4. The sector-by-sector breakdown
5. Accessibility and compliance considerations
6. Best practices for using audio on digital signs
7. The bottom line

One of the most common questions we hear from organizations deploying digital signage is deceptively simple: should we use audio? Most of what has been written on this topic focuses on retail environments, where the calculus around background music and promotional sound bites is very different from what makes sense in a hospital corridor, a university lobby, or a manufacturing floor.

For organizational communicators, audio is neither automatically a good idea nor a bad one. Whether it helps or hurts depends on three factors: your message, your audience, and your environment. This guide walks through both sides of the argument and gives you practical guidance for making the right call.

Quick answer: Most digital signage for organizational communications works best without audio. Digital signage is fundamentally a visual medium, and audio can distract, intrude, or get lost entirely in noisy environments. That said, audio does add genuine value when showing video content with a speaker, communicating with visually impaired audiences, or delivering safety-critical alerts in low-noise spaces. Start without audio and add it strategically only when there is a clear benefit.

1. The short answer: should you use audio?

For most organizational digital signage deployments, the answer is no – at least not by default. Digital signage is a visual medium first. Viewers may be walking past your screens, standing at a distance, working in a noisy environment, or sitting nearby for hours at a time. In all of those situations, audio that is not purposefully designed for the moment will either fail to reach its audience or actively annoy them.

That said, audio is not inherently wrong. It is simply a tool that requires a higher bar of intentionality than a well-designed visual layout does. The question is not just “can we add audio?” but “does audio make this specific message more effective for this specific audience in this specific space?”

2. When audio genuinely helps

There are clear situations where audio adds meaningful value to a digital signage program.

Video content with a speaker or presenter

If you are showing a message from leadership, a training video, a recorded town hall, or any “talking head” content, audio is essential. The visuals alone will not convey the message. In these cases, plan your signage placement carefully – screens should be in spaces where viewers can actually pause and watch, not high-traffic corridors where they are passing through.

Accessibility for visually impaired audiences

Audio descriptions and text-to-speech narration for visual content are not optional extras – they are increasingly a compliance requirement. Audio that restates key information from a visual message can be a meaningful accommodation for visually impaired staff, students, and visitors.

Emergency alerts and safety-critical messaging

An emergency notification that combines visual and audio cues is more effective than either channel alone. A sudden tone or announcement that draws attention to a screen can be the difference between a message being seen in time and being missed entirely. This is a specific, purposeful use of audio – not background noise.

Quiet spaces with focused, seated audiences

A waiting room where visitors are seated and relatively stationary is a very different environment from a break room or lobby. When people have nowhere to go, they will watch and listen. In these settings, relevant audio – a health education video, a welcome message, or programming tied to what is on screen – can increase engagement without becoming a nuisance.

3. When audio hurts more than it helps

The list of situations where audio creates problems is at least as long as the list where it helps.

Unrelated background audio

Piping general music or ambient sound through digital signage speakers is one of the most common mistakes we see. Background audio adds nothing to the message and can feel intrusive to anyone who must work near the screens for extended periods. Unlike a carefully curated playlist in a retail store, background audio in a break room or lobby creates noise without communication value.

Looping short audio clips

Nothing drives people away from a digital display faster than a 90-second music clip playing on repeat for an eight-hour shift. If someone has to sit near that screen all day, you have just made their environment measurably worse. If you must use background sound, ensure it is long enough to avoid obvious repetition.

High-ambient-noise environments

A manufacturing floor, a busy campus dining hall, or a hospital emergency department may have ambient noise levels that make audio from a signage display completely unintelligible. In these environments, audio adds hardware complexity and power consumption without delivering any communication benefit. All of the message weight has to be carried by the visuals.

Quiet or library-like spaces

Libraries, reading rooms, study halls, and similar spaces are environments where any audio from a screen is an intrusion – even at low volume. Silence is part of the environment contract in these spaces. Digital signage can absolutely work in them; audio cannot.

Overlapping audio from multiple screens

In a large open space with multiple digital displays, overlapping audio from different screens creates an unintelligible mix. This is especially common in atrium-style university buildings, large corporate lobbies, and healthcare reception areas. Unless you have the acoustic infrastructure and content management discipline to control audio zones precisely, multiple audio sources will conflict.

4. The sector-by-sector breakdown

Corporate and professional services

In most corporate environments, digital signage runs in lobbies, break rooms, conference room corridors, and open office spaces. Audio is rarely appropriate in open offices, where it would disrupt focus. Lobbies and break rooms are better candidates, but only for purposeful content – a leadership video, a company-wide announcement, a live event feed. Default to silent operation and activate audio only for scheduled, high-value content.

Higher Education

University campuses present one of the most varied environments for this decision. Student unions and dining halls may support audio during low-traffic hours; libraries and academic buildings almost never should. Campus-wide emergency alert systems are an important exception – audio-enabled alerts in appropriate spaces are a critical safety tool. Buildings with classroom overflow or lecture viewing areas may also benefit from audio-enabled displays showing live event feeds.

K-12 Schools

Schools are among the most acoustically complex environments for digital signage. Hallways are noisy between classes and silent during class time. Libraries are quiet zones. Cafeterias are chaotic. In most cases, K-12 digital signage should be primarily visual, with audio reserved for controlled environments like auditoriums and media rooms – and for emergency notification systems. Students with visual impairments also benefit from audio-supported content in inclusive school environments.

Healthcare

Hospitals and clinics require particular care. Waiting areas and reception spaces where staff and visitors are seated are the strongest candidates for audio – a health education video, a facility welcome message, or wayfinding narration for visitors with visual impairments can all serve a clear purpose. Clinical areas and quiet treatment zones are not appropriate for audio signage. Facilities should evaluate audio decisions space by space, not system-wide.

Government

Government facilities often serve audiences with diverse accessibility needs. Audio-enabled wayfinding and information displays can be important tools for visitors with visual impairments. Public-facing waiting areas may benefit from audio content in low-noise settings. ADA compliance is a legal consideration that government organizations must take seriously – audio descriptions and assistive listening technology are part of that framework.

Manufacturing

Manufacturing floors present the clearest case for audio-free digital signage. Ambient noise levels in most production environments make audio from a display completely unusable – and adding competing sound to a safety-critical environment creates additional hazards. All operational, safety, and productivity messaging should be carried entirely by visual content. The exception is an emergency alert system that integrates with the facility’s existing PA infrastructure, which is a purpose-built system separate from individual signage displays.

5. Accessibility and compliance considerations

Audio’s role in accessibility is growing in importance. Title II of the ADA, with expanded digital accessibility requirements effective in 2026, now addresses audiovisual systems in public entities including schools, healthcare facilities, and government agencies. This affects how digital signage handles audio descriptions for visual content, closed captioning for video, and compatibility with assistive listening technology.

For organizations in these sectors, the question “should we use audio?” must be considered alongside the question “what audio accessibility features do our audiences need?” The two considerations are related but distinct. You may decide that general background audio has no place in your signage program while also concluding that audio descriptions for video content are a necessary accessibility feature for a portion of your audience.

Closed captions are the complementary tool to audio for hearing-impaired viewers. Any video content that does include audio should also include captions – not as an afterthought, but as a baseline design requirement. This is both a good communications practice and, for many organizations, a compliance obligation.

6. Best practices for using audio on digital signs

• Start silent, add audio intentionally. Deploy your digital signage program without audio and evaluate whether specific content or environments genuinely benefit from it. Adding audio reactively is far easier than removing it once audiences are accustomed to it – or already complaining about it.

• Never rely on audio to carry the message. Design every piece of content to communicate fully without sound. If the message does not make sense with the audio off, the visual design needs rework. Audio should reinforce; it should never be the primary channel.

• Use audio sparingly to preserve its impact. The rarer audio is in your environment, the more attention it commands when it does appear. If every piece of content has audio, viewers will tune it out. Strategic, occasional use – for a leadership message or an important announcement – creates a contrast effect that increases attention.

• Never loop short audio clips. If you use any ambient or background audio, ensure the clip is long enough that repetition is not obvious within a normal working shift. A two-minute loop playing for eight hours is not background ambiance; it is a source of workplace frustration.

• Never schedule overlapping audio tracks. Ensure your content management system and scheduling prevent multiple audio sources from playing simultaneously. Video content audio always takes priority; layering background audio underneath video creates an unintelligible mix.

• Audit the acoustic environment before enabling audio. Walk the space at the times of day when your content will play. Check sightlines and typical viewing distances. If a viewer at the most common viewing distance cannot clearly hear audio at a volume that does not disturb adjacent spaces, audio will not serve your communication goal.

• Always pair audio video content with closed captions. Captions ensure that hearing-impaired viewers receive the same information as everyone else, that audio content is still accessible in high-noise environments, and that your organization meets its accessibility obligations. Captions are not a backup plan; they are standard practice.

• Monitor audience response. Pay attention to how your audience reacts to audio-enabled content. Are people gathering to watch, or avoiding the area? Are you receiving complaints from staff who work near the screens? Treat audio decisions as experiments and adjust based on feedback and observation.

7. The bottom line

Digital signage is a visual medium. For organizational communicators, the default operating principle should be: design for silence, add audio purposefully.

The environments where audio adds clear value – seated waiting areas, controlled-access rooms with focused audiences, emergency alert systems, accessibility accommodations for visually impaired viewers – are specific enough that they warrant tailored decisions, not a system-wide audio policy.

The most common audio mistakes are not dramatic failures. They are the slow erosion of audience trust: a looping jingle that makes employees avoid the break room screen, a video that blasts when someone expects silence, overlapping audio from two adjacent displays that makes both incomprehensible. Avoiding those mistakes is simpler than it sounds: start without audio, evaluate each space and content type on its own merits, and treat audio as a tool with a high cost of misuse.