LG 86UR640S 86 Inch 4K UHD Digital Signage Display – Professional Commercial Screen

The LG 86UR640S is a professional 86-inch 4K UHD digital signage display designed for businesses, hospitality, retail, education, and corporate environments. It combines a large-format UHD screen, webOS 6.0 platform, content management capabilities, and commercial-grade features for reliable digital communication.

Ultra Large 4K UHD Display

Deliver powerful visual presentations with:

• Screen size: 86 inches

• Resolution: 4K Ultra HD (3840 × 2160)

• Brightness: 330 nits (Typical)

• Contrast ratio: 1200:1

• HDR support:

  • HDR10 Pro

  • HLG (Hybrid Log Gamma)

The UHD resolution provides sharp details and clear content visibility for advertising, information displays, and professional presentations.

Smart Signage Platform

Powered by webOS 6.0, the display provides:

• Built-in web browser

• Wi-Fi connectivity

• Bluetooth support

• Screen Share

• DIAL support

• Bluetooth audio playback

• SuperSign software compatibility

The webOS-based system enables easy content playback and professional display management.

Content Management & Business Features

Designed for commercial applications:

• Easy content management

• Group management

• SuperSign Control compatibility

• SuperSign CMS compatibility

• Scheduler function

• Failover support

• Play via URL

• NTP server settings

• WOL (Wake on LAN)

• SNMP support

• Self diagnostics

These features simplify remote operation and large-scale display management.

Hospitality & Professional Features

The LG 86UR640S includes advanced commercial controls:

• Hotel mode / Installer menu

• Welcome screen

• USB cloning

• Lock mode

• Multi IR code support

• External speaker output

• RJP compatibility

• Cisco / Crestron compatibility

• IR out support

Audio System

Built-in sound system:

• Speaker output: 20W

• LG Sound Sync support

Provides clear audio for presentations, announcements, and multimedia content.

Connectivity

Multiple connection options:

• HDMI In: 3 ports

• USB: 1 × USB 2.0

• RJ45 LAN

• RS-232C control

• Optical digital audio out

• 3.5mm external speaker output

• RF input

• AV input

Mechanical Specifications

Power Specifications

• Power supply: AC 100–240V, 50/60Hz

• Maximum power consumption: 339W

• Typical power consumption: 313W

• Standby power: Below 0.5W

Recommended Applications

• Retail stores and shopping centers

• Corporate offices

• Meeting rooms

• Hotels and hospitality

• Educational institutions

• Digital advertising networks

• Public information displays

Summary

The LG 86UR640S 86-inch 4K UHD Digital Signage Display delivers a complete commercial display solution with large-scale 4K visuals, webOS 6.0 smart features, SuperSign compatibility, and professional management tools. It is designed for organizations that need reliable, high-impact digital communication and content presentation.