Three Cameras and 16 Microphones in One Display: Genius or Overkill?

For a medium-sized hybrid meeting room, it is sensible engineering rather than overkill. A display such as the MAXHUB XBoard V7 uses one wide camera for people close to the screen and two telephoto cameras for people further back, so it can frame a speaker at the far end of the table without blowing up a small, soft crop of a wide shot. Its 16-microphone array lets the board focus on voices from the room and reject sound from outside it. It is not unusual either: the Yealink MeetingBoard Pro also has three 50 MP cameras and 16 microphones. Where it does become overkill is in a small huddle room, where a single wide camera does the job, and the count of cameras or microphones is never a measure of quality on its own.

How do all-in-one boards compare?

From MAXHUB's XBoard V7 datasheet and Teams Rooms materials, Yealink's MeetingBoard Pro datasheet, Huawei's IdeaHub S3 datasheet (Jun 2025) and Microsoft's Surface Hub 3 specifications, read 31 Oct 2026. Vendor maximum ranges and Microsoft's certified distances are measured differently and are not directly comparable.

Why would a display need three cameras?

A single wide camera sees the whole room, but to show one person at the far end it has to crop and enlarge a small part of the image, which loses detail. Telephoto cameras capture that far end at a higher effective resolution. With all three working together, the board can switch between a room view and close-ups as people speak. MAXHUB lists auto framing, speaker tracking, multi-speaker tracking and 5x hybrid zoom on the V7. The benefit grows with room depth: in a deep room, the back row is where single-camera systems struggle most. See Why Your Meeting Room Camera Misses Half the People.

Why 16 microphones?

More microphones give the board more information about where a sound comes from. That allows beamforming, which focuses pickup on the person speaking, and features such as MAXHUB's audio fence, which ignores sound from outside a defined area, such as a corridor or the next desk. It does not mean the board hears better at any distance. Room acoustics matter as much as the array: hard walls and glass create echo that no microphone count fully removes. See Why You Should Upgrade the Microphone, Not the Camera.

The number of lenses and microphones is a design choice. What matters is whether everyone in the room is seen and heard clearly on the far end.

When is it overkill?

• Huddle rooms for two to four people who sit within a couple of metres of the screen. A wide-angle video bar covers them, and an 86° wide camera may even crop the end seats at close range.
• Rooms used mainly for in-person meetings, where conferencing hardware sits idle.
• Large boardrooms, where people sit beyond a wall-mounted array's comfortable range, so ceiling or table microphones are needed anyway. Zoom's room guide calls for them in rooms for 12 to 16 people.

When does it pay off?

• Medium rooms for about six to twelve people, which is where Yealink, for example, positions its 75-inch MeetingBoard Pro.
• Deep, narrow rooms where the far end of the table is several metres from the screen.
• Rooms where whiteboarding and video happen together, since the same board writes, films and listens.
• Offices that want fewer devices, with one unit to install, update and support.

What about privacy?

More cameras and microphones mean more ways to capture a meeting. The MAXHUB V7 has a privacy shutter and the Yealink MeetingBoard Pro an electric privacy shutter, and audio fences limit what is picked up from outside the room. Check what is recorded, where AI framing data is processed, and who can manage the board remotely. Our posts Are Smart Meeting Room Cameras a Privacy Nightmare? and Is Your Interactive Display Secretly a Cybersecurity Risk? cover the details. The MAXHUB and Yealink boards are compared directly in Yealink MeetingBoard Pro vs MAXHUB XBoard V7.

Buying in Singapore

SourceIT supplies the MAXHUB XBoard V7, including the V6550 65 inch, V7550 75 inch and V8650 86 inch, and the Yealink MeetingBoard 75 Pro and MeetingBoard 86 Pro. These models are price on request. Browse MAXHUB interactive displays and the Yealink MeetingBoard Pro series. For a quotation or advice on your room, use Request for Quotation on the product page, call (65) 6978 3502, email Sales@sourceit.com.sg or use our contact page.

Frequently asked questions

Why do interactive displays have three cameras? One wide camera covers the room and two telephoto cameras capture people further away in more detail, so the board can switch views and frame speakers without heavy digital cropping.

Do more microphones mean better audio? Not by themselves. More microphones allow beamforming and audio fencing, but room acoustics and seating distance matter just as much.

How far can the MAXHUB XBoard V7 microphones pick up? MAXHUB quotes 8 m as the best pickup distance and 15 m as the maximum, across a 180° angle.

Is a three-camera display worth it for a small room? Usually not. For two to four people sitting close to the screen, a wide-angle video bar or a single-camera display is often enough.

Which interactive displays have three cameras and 16 microphones? Both the MAXHUB XBoard V7 and the Yealink MeetingBoard Pro list three 50 MP cameras and 16 microphones in their datasheets.