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Hybrid work needs a meeting room system whose camera, microphones, speakers, display and controls match the room’s size and acoustics. Microsoft Teams or Zoom only transmits what those devices pick up. GHT-SYS is a Hungary-based audiovisual (AV) systems integrator. Our job is to make sure anyone joining a hybrid meeting room remotely hears and sees the people in it clearly. To do that, we put together each room’s audio and video chain on a vendor-independent basis.
In short: A hybrid meeting room’s quality is decided by its acoustics, its microphone coverage and what the camera can see. A huddle room (2-4 people) needs only an all-in-one video bar. A medium meeting room (5-10 people) needs extended or separate microphones and dual displays, plus a PTZ or speaker-tracking camera if the ends of the table drop out of the picture. A large meeting room (10+ people) combines ceiling or several table microphones, a DSP and a programmed control system. Software noise suppression does not remove echo, so treat it physically, and always test the room as a remote participant.
The room matters more than the platform in a hybrid meeting because half of the audio path depends on the talker’s and the listener’s rooms, the microphone and the speaker. The Zoom Rooms Audio Guidelines split the path from talker to remote listener into eight steps, and switching platforms affects at most the middle four.
In order: a good-sounding room at the talker’s end, microphone quality and proximity, input processing, network encoding, network decoding, output processing, speaker quality and a good-sounding room at the listener’s end. Two steps are the rooms, two the hardware, and four the signal processing and the network.
Microsoft’s meeting room guidance for Teams requires microphone and speaker coverage of every seat without gaps, and a single audio source per room. Teams or Zoom certification shows that a device works with the platform, not that it suits a given room (see Teams Rooms vs Zoom Rooms). The full order of decisions is in our meeting room setup guide.
Hybrid meeting room design works with three room types: the huddle room (2-4 people), the medium meeting room (5-10 people) and the large meeting room (10+ people). The line falls where one device’s microphone or camera can no longer physically reach every seat.
Zoom’s guidelines are more granular, with separate audio designs for a phone room (1-2 people), a huddle space (2-7), a conference room with table microphones (7-13) and one with ceiling microphones (9-19) (Zoom Rooms Audio Guidelines). Note the overlap: at 9-13 people either type can work, and the table shape, furniture and ceiling decide which to use.
Microsoft distinguishes the formal, presentation-led “meet and present” room from the less formal “meet and co-create” room built around inking and the whiteboard. In the latter, tables and equipment can move, and the device can be mobile, encouraging people to stand up and gather round it (Microsoft Learn). The camera then has to keep in frame whoever stands at the display or the board. Whether a co-create room needs an interactive whiteboard is covered separately.
A huddle room gets an all-in-one video bar with the camera, microphones and speaker in one device: for example, the Logitech Rally Bar Mini or a Poly Studio video bar (Poly is now part of HP). Zoom’s guidelines say that where one device handles both microphone input and speaker output, it does all the audio processing, so the Zoom Room’s own noise suppression should be disabled.
In a medium meeting room, an all-in-one device is at its limit: extend the microphones, or split microphone and speaker into separate units.
You can start by extending: the Rally Bar Mini takes up to three extra table microphones (Rally Mic Pods). For a longer table, a ceiling microphone is also an option.
If people at the table ends drop out of the picture, you need a PTZ (pan-tilt-zoom) or speaker-tracking camera instead of the video bar’s own. Microsoft recommends dual displays for medium and large rooms, and rooms with a touch board can add an optional touch console for seated control (Microsoft Learn). Microsoft’s two rules for dual displays apply to large rooms too:
A large meeting room combines several microphones, distributed speakers and often more than one camera, all run from one interface by a programmed control system.
In a 12-person room, a video bar’s microphone hears the near half of the table well and the far end more quietly, with more echo. No setting fixes this, because distance is a physical limit. This room calls for a ceiling microphone system, such as the Sennheiser TeamConnect Ceiling 2 or the Biamp Parlé, or several table microphones. A DSP (digital signal processor), such as a Biamp Tesira or a Q-SYS Core, ties them together so that the platform sees a single audio source.
Microsoft says larger rooms need the table separated from the wall for the camera. For the largest, most complex spaces, where many microphone and speaker types combine, it recommends a Microsoft partner with expertise in such solutions (Microsoft Learn).
Microphone coverage in a hybrid meeting room is good when speech from every seat reaches the remote participant equally loud and clear. A seat-by-seat test call shows it, and the 15-minute test below gives the steps.
The microphone hears the nearest people best; to the remote participant, the others seem to mumble. Zoom’s guidelines note that feedback from a test call may mean moving microphones or adding more.
On the speaker side, the ANSI/AVIXA A102.01:2022 standard defines parameters for characterising a sound system’s coverage of defined listener areas. For a large meeting room, ask for this measurement at handover.
Start the meeting from the room’s control panel, because a live laptop microphone alongside the room microphones causes echo and feedback.
In a hybrid meeting room, software noise suppression reduces steady noise such as ventilation hum, but it cannot remove the room’s own echo (reverberation). Zoom’s audio guidelines state that noise reduction does not remove traffic noise, typing or reverberation: a reverberant room always sounds reverberant, to people and microphones alike (Zoom Rooms Audio Guidelines).
How common is this? In the Owl Labs State of Hybrid Work 2025 survey of 2,000 full-time US workers, audio echo or distortion is one of the most common hybrid meeting issues, at 76%.
Nobody expects a concert hall’s sound system to make up for poor acoustics: the hall itself is designed to sound good. A meeting room works the same way on a smaller scale. Sound-absorbing panels, a carpet and a curtain across the glass wall come first, the microphone second.
The worst combination is an expensive microphone system in an untreated, glass-walled room. A better microphone only picks up the echo more accurately. More expensive, and just as bad.
Display size in a hybrid meeting room is set by the distance to the furthest seat and by the shared content, not by guesswork. ANSI/AVIXA V202.01:2026 establishes display size and viewing positions for 2D content, from drawings or on site, with a free online calculator.
Put the camera near the displays, at roughly seated eye level and facing the main seating area, so that remote participants do not see speakers side-on. If the furniture layout prevents this, change the layout, not the camera type.
A hybrid smart room’s equipment is set by its room type. The table gives a starting specification for each type across six criteria. It is not a shopping list: geometry, furniture and acoustics decide the final configuration. Before ordering, note the headcount, the seating layout and what the walls, floor and ceiling are made of; that tells you which column applies.
| Criterion | Huddle room (2-4 people) | Medium meeting room (5-10 people) | Large meeting room (10+ people) |
|---|---|---|---|
| Camera | The video bar’s camera | PTZ or speaker-tracking camera if the table ends drop out of view | Several cameras or a speaker-tracking system |
| Microphones | The video bar’s built-in microphones | Add-on table or ceiling microphones covering the whole table | Ceiling or table microphones, combined by a DSP into one audio source |
| Speakers | The video bar’s built-in speaker | The bar’s speaker; separate speakers in a larger room | Distributed ceiling or wall speakers, with coverage measured |
| Display | One display, sized for the furthest seat | Dual displays: participants and content | Two or more displays, sized to V202.01 |
| Control | Touch panel (e.g. Logitech Tap IP), optional booking panel by the door | Table touch console (required for dual displays in Teams Rooms) | Programmed control system, all devices from one interface |
| Acoustics | Basic absorption for hard surfaces | Survey; absorption for glass walls and hard floors | Acoustic design before the microphone system |
Brand names are examples; other manufacturers offer equivalents.
With several meeting rooms, turn the table into a room standard: the same equipment, control interface and start-up method for each room type. Every meeting then starts the same way, and adding rooms needs no redesign. Apply it to every room in active use: a hybrid meeting can now happen in any of them.
People inside a hybrid meeting room hear their own voices live and clearly, so they cannot tell what reaches the remote participant on the Teams or Zoom call.
If the words are understood anyway, does it matter? A Yale University study published in PNAS in March 2025 reported six experiments. Listeners heard the same message either clear or distorted to mimic the tinny, hollow sound of a poor microphone. They rated the worse-sounding speaker as less intelligent and less credible, which can also hurt someone’s chances of landing a job. Yet transcriptions showed the distortion did not affect comprehension (Yale News, 24 March 2025). Same sentence, harsher verdict.
Think of a speakerphone call from your kitchen. You hear the other person clearly, but they hear you along with the echo off the tiles and the hum of the fridge. Until they say so, you never know.
So the room has to be tested from outside.
You can check an existing hybrid meeting room’s audio and video in 15 minutes as a remote participant, with no special equipment. Two people, one laptop, one pair of headphones: one colleague sits in the room, the other joins from home or another floor.
How do you read the results? If 2s and 3s cluster at one end of the room, microphone coverage falls short: start from the next column of the table. If the audio is echoey from every chair, treat the acoustics first and only then the microphones.
If the room used to sound fine and has got worse, see why meeting room audio systems and displays go down. When accepting a new room, ask for this test at handover; our article on the meeting room installation process lists the rest of the acceptance test.
A hybrid meeting room needs a camera, microphones, speakers, controls and acoustic treatment suited to the room, besides the platform and the display. Because Microsoft’s Teams Rooms guidance requires coverage of every seat, room size decides whether a video bar is enough or a separate microphone system and DSP are needed.
A ceiling microphone is needed when the table is long, the furniture is often rearranged, or the table surface must stay clear. Zoom’s reference designs use table microphones for 7-13 people and ceiling microphones for 9-19, so in the 9-13 overlap the table shape and the furniture decide, not the headcount.
Software noise suppression does not fix an echoey room, because it reduces steady noise, not reverberation. According to Zoom’s audio guidelines, a reverberant room stays reverberant to the microphones as well. Echo has to be treated physically: with sound-absorbing panels, soft furnishings and good microphone placement.
A meeting room usually counts as a smart room when its camera, microphones, speakers, display, booking and controls work as one system and a meeting starts with a single touch. For hybrid work, the benchmark is that the remote participant hears and sees what the people in the room do.
The display a hybrid meeting room needs is sized by the distance to the furthest seat and by the content. Display size and viewing positions can be calculated under the ANSI/AVIXA V202.01:2026 standard, using a free online calculator. For medium and large meeting rooms, Microsoft recommends dual displays with a touch console.
Ádám Horváth is the managing director, founding owner and a systems engineer at GHT-SYS.
About GHT-SYS: GHT-SYS is a Hungary-based audiovisual (AV) systems integrator. The company designs, installs and commissions integrated AV systems in Hungary and across Europe, and provides SLA-based maintenance for corporate clients in Hungary. If you are building or refurbishing a hybrid meeting room and want to go through what each room type needs, book a consultation.
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