LG 84TR3B 84" Class 4K Ultra HD Ultra-Large Multi-Touch Interactive Digital Signage Display (84TR3B-B)

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LG 84TR3B 84" Class 4K Ultra HD Ultra-Large Multi-Touch Interactive Digital Signage Display (84TR3B-B)

LG 84TR3B 84" Class 4K Ultra HD Ultra-Large Multi-Touch Interactive Digital Signage Display (84TR3B-B)

Breathtaking 4K Ultra HD Precision: Delivers four times the pixel density of standard 1080p displays, keeping text razor-sharp on an expansive 84-inch commercial canvas.

10-Point Fluid Collaboration: Equipped with rapid IR multi-touch sensors that support ten simultaneous touch points for advanced interactive whiteboarding.

Industrial 4mm Tempered Protection Glass: Features a thick, commercial-grade anti-glare screen layer that eliminates reflections and shields the elite IPS panel from public wear.

Ghost-Free Touch Accuracy: Engineered with advanced integrated IR mesh technology for a highly responsive, natural, and lag-free writing experience.

Premium IPS Wide-Angle View: Ensures color accuracy and contrast profiles remain perfectly uniform, even when viewed from extreme 178-degree side angles.

LG
Brand : LG
Model : 84TR3B

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Application & Use Cases

The LG 84TR3B is an elite choice for mission-critical corporate and public spaces across the GCC. In executive boardrooms, it functions as a high-impact interactive presentation hub. In command centers and control rooms, its massive 84" 4K canvas enables operators to track complex, high-density data matrices seamlessly. It is an ideal solution for university lecture halls driving collaborative learning, as well as high-end automotive showrooms and real estate offices in Dubai looking to deploy immersive digital product configurators.

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  • Specifications
  • Details
Technical Parameter Industrial Specification
Brand & Model LG 84TR3B (84TR3B-B)
Screen Size & Panel Technology 84-inch In-Plane Switching (IPS) Premium Panel
Native Resolution 3840 x 2160 (4K Ultra HD / 2160p)
Aspect Ratio 16:9
Display Brightness 350 cd/m² (Nits) With Touch Glass
Viewing Angles (H / V) 178° / 178° Ultra-Wide Viewing Angle
Contrast Ratio 1400:1 (Dynamic CR: 500,000:1)
Touch Technology Type Integrated Infrared (IR) Mesh Sensing
Simultaneous Touch Points 10-Point Multi-Touch Capability
Touch Interface 2 x USB 2.0 (Type-B for touch control routing)
Protection Glass Features 4.0 mm Tempered Anti-Glare Glass
Operation Duty Cycle 16 Hours / 7 Days Continuous Commercial Use
Display Orientation Landscape Mode Only
Internal Media Player Built-in Media Player via webOS Signage Architecture
Connectivity (Input) 3 x HDMI, 1 x DisplayPort, 1 x DVI-D, 1 x RGB (VGA), 1 x Audio In
Connectivity (Output) 1 x DVI-D, 1 x Audio Out
External Device Control RS232C In/Out, RJ45 (LAN) In, IR Receiver In
Integrated Audio Systems Built-in Dual Speakers (10W + 10W Stereo)
Bezel Width 51.5 mm (Even Top/Bottom/Left/Right)
Physical Dimensions (W x H x D) 1974.8 mm x 1159.2 mm x 103.4 mm
Net Product Weight 101.4 kg (Heavy-Duty Head Unit)
VESA Mount Standards 600 mm x 400 mm

Elite 4K Resolution on a Cinematic Commercial Canvas

The LG 84TR3B 84-inch 4K Ultra HD Multi-Touch Display represents the absolute pinnacle of large-format interactive solutions for high-end corporate, institutional, and collaborative environments. Available through Trianze Tech, the premier distributor of professional AV systems in Dubai and the wider UAE, this ultra-large display is engineered to replace restrictive projection setups and multi-bezel video walls. Boasting a native 4K UHD (3840x2160) resolution, the 84TR3B brings intricate blueprints, complex financial charts, and ultra-high-definition corporate media to life with jaw-dropping detail and absolute clarity.

Advanced Multi-Touch Interactivity for Modern Workspaces

At the heart of the LG 84TR3B’s interactive capabilities is an advanced Infrared (IR) touch framework capable of registering up to 10 simultaneous touch points. This makes it an invaluable asset for executive boardrooms, university lecture halls, and emergency response centers where multi-user brainstorming is critical. The display eliminates the annoying lag and parallax errors commonly found in lower-tier smart boards, responding instantly to touch commands, stylus inputs, and native gestures. Backed by a high-performance IPS panel, the screen guarantees that whether a team member is standing directly in front of the board or sitting at the far edge of a GCC conference room, they will experience zero color shifting or image degradation.

Heavy-Duty Engineering for High-Traffic Deployments

The mechanical architecture of the LG 84TR3B is built to withstand rigorous use in demanding corporate and public spaces. The front of the display is fortified with a 4.0 mm thick, heavy-duty tempered protection glass. This premium industrial barrier protects the underlying 4K panel against impacts, deep scratches, and daily physical pressure. To combat the harsh overhead light grids typical of modern office buildings in Abu Dhabi and Dubai, the glass layer features a sophisticated anti-glare treatment. This specialized coating diffuses ambient reflections while preserving high light transmission, keeping your data visible, professional, and accessible at all times.

Streamlined Connectivity and AV Control Integration

Designed to fit smoothly into existing enterprise IT networks, the LG 84TR3B offers an expansive connectivity suite. With triple HDMI ports, DisplayPort, and legacy RGB inputs, it easily hooks up to multiple media players, video conferencing codecs, and corporate laptops simultaneously. Network administrators can utilize the onboard RJ45 (LAN) and RS232C control inputs to monitor, schedule, and configure the display remotely from a centralized help desk. When you partner with Trianze Tech for your hardware deployment, you receive a future-proof, elite audio-visual asset backed by unparalleled regional technical expertise.

Technical Parameter Industrial Specification
Brand & Model LG 84TR3B (84TR3B-B)
Screen Size & Panel Technology 84-inch In-Plane Switching (IPS) Premium Panel
Native Resolution 3840 x 2160 (4K Ultra HD / 2160p)
Aspect Ratio 16:9
Display Brightness 350 cd/m² (Nits) With Touch Glass
Viewing Angles (H / V) 178° / 178° Ultra-Wide Viewing Angle
Contrast Ratio 1400:1 (Dynamic CR: 500,000:1)
Touch Technology Type Integrated Infrared (IR) Mesh Sensing
Simultaneous Touch Points 10-Point Multi-Touch Capability
Touch Interface 2 x USB 2.0 (Type-B for touch control routing)
Protection Glass Features 4.0 mm Tempered Anti-Glare Glass
Operation Duty Cycle 16 Hours / 7 Days Continuous Commercial Use
Display Orientation Landscape Mode Only
Internal Media Player Built-in Media Player via webOS Signage Architecture
Connectivity (Input) 3 x HDMI, 1 x DisplayPort, 1 x DVI-D, 1 x RGB (VGA), 1 x Audio In
Connectivity (Output) 1 x DVI-D, 1 x Audio Out
External Device Control RS232C In/Out, RJ45 (LAN) In, IR Receiver In
Integrated Audio Systems Built-in Dual Speakers (10W + 10W Stereo)
Bezel Width 51.5 mm (Even Top/Bottom/Left/Right)
Physical Dimensions (W x H x D) 1974.8 mm x 1159.2 mm x 103.4 mm
Net Product Weight 101.4 kg (Heavy-Duty Head Unit)
VESA Mount Standards 600 mm x 400 mm
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You can source the LG 84TR3B directly through Trianze Tech, a trusted commercial AV and IT hardware integration provider operating across Dubai, Abu Dhabi, and the broader GCC region. Purchasing through Trianze Tech ensures you receive authentic enterprise-grade hardware, full technical support, and comprehensive local warranty coverage.
On a massive 84-inch screen, standard 1080p resolution can look pixelated up close. The 4K UHD resolution of the LG 84TR3B provides a dense pixel grid of 3840x2160, ensuring that small text fonts, complex architectural lines, and detailed financial spreadsheets remain perfectly sharp and readable when users stand directly at the board to write or present.
The display utilizes highly sensitive Infrared (IR) mesh touch technology. This means it does not require expensive active or proprietary electronic pens to function. Users can interact with the screen using their fingers, standard passive styluses, or any soft-tipped pointer tool, allowing up to 10 points of simultaneous drawing and gesture control.
The 4.0 mm tempered glass on the LG 84TR3B is specifically treated with an industrial anti-glare (AG) coating. This minimizes annoying mirror-like reflections caused by sunlight or harsh office LED panels without muddying the screen's vibrant color delivery, making it ideal for sunlit corporate spaces in the Middle East.
Absolutely. The LG 84TR3B features standard commercial video inputs (HDMI and DisplayPort) along with dedicated USB upstream ports for touch routing. It integrates flawlessly with major video conferencing bars and ecosystems—including Logitech, Poly, and Yealink solutions supplied by Trianze Tech creating an all-in-one smart huddle space.