LG 75TR3DJ Interactive Monitor Touch UHD 75″ 350nit




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Specifications / Description

LG 75TR3DJ Interactive Monitor Touch UHD 75″ 350nit
Key Feature
  • Brightness : 350 nit (w/o Glass, Typ.)
  • Multi Touch Point : 20 Points (Max.)
  • Interface : HDMI (3), RGB (1), Audio In (1), RS-232C In (1), RJ45 (1), USB 3.0 Type A (3), USB 2.0 Type A (3), Audio Out / Optical Output, Touch USB (2)

Available Size 65″, 75″, 86″

Multi Touch
The TR3DJ series can simultaneously use up to 20 points of multi touch. This function offers a lifelike board touch experience and makes collaboration much easier.
Enhanced Visibility with Low Parallax
With 1mm gap between the screen and tempered glass, which supports low parallax, The TR3DJ series can offer precise touch and excellent writing experience.
Dual Pen & Dual Color
The stylus pen comes in two different colors and with two different tip sizes of 3mm and 8mm. The dual pens enable users to write or draw simultaneously.
Easy Writing Experience
The TR3DJ series allows you to write and annotate on sources, so your writing experience can be easy and satisfying.
Air Class
Air Class supports connecting up to 30 students and offers interactive meetings for mobile devices on the same network, providing a variety of tools such as voting, answering, and sharing project texts. Air Class is easily accessible from the TR3DJ’s main toolbar.
Built-in OPS Slot
The TR3DJ series supports OPS* slots, allowing you to easily and conveniently mount an OPS device at the back of the digital board without the hassle of connecting to an external desktop, offering you more expanded functions.
ScreenShare Pro
ScreenShare Pro enables you to show up to six shared screens or a file on a screen in real-time, and it has enhanced usability by allowing users to share Chromecast and Apple device mirroring on the same network without any additional application.
Bluetooth Connectivity
TR3DJ supports Bluetooth wireless connections to various devices such as speaker, mouse, keyboard, etc. This is optimal for building a hybrid environment so that online and offline meetings and classes can proceed smoothly.
Web Browser
The TR3DJ series supports an embedded Android web browser, so you can search the web easily and quickly, without connecting to an external tablet or computer.
The Toolbar allows you to easily find and run the tool you need. The annotation feature works on virtually all file types, and you can highlight the section you wish to emphasize using the Spotlight function. The countdown and stopwatch features help you manage class time effectively.
Audio Experience
The TR3DJ series supports built-in speakers in both sides of the front bezel which deliver clear audio experience.
USB Block
USB Block Mode is a security measure that helps prevent data from being copied to unauthorized devices, which is essential for being used in spaces where security is critical.

Technical specifications

Additional information

Physical Specification



Dimensioni (WxHxD)

1710 × 1020 × 87 mm



Bezel width

18.9/18.9/18.9/45.7 mm (T/R/L/B)



Cavo di alimentazione 3 m, cavo USB (tipo A-tipo B) 5 m, cavo HDMI 3 m, penna per scrivere (2 pezzi), manuale utente, guida rapida, scatola di cartone, telecomando (batteria inclusa 2 pezzi), modulo

Environment Condition

Operation temperature

0° – 40°

Operation humidity

10% – 80%



800 x 400


LG Electronics



(Input) Video / Audio HDMI (3), HDCP2.2/1.4 (Input) External Control RS-232C In (1) (Input) USB USB 3.0 Type A (3), USB 2.0 Type A (3) (Output) Video / Audio Audio Out / Optical Output


Risoluzione nativa

3840 x 2160 (UHD)

Screen size


Tecnologia pannello



350 nit

Viewing angle (HxV)

178 x 178


Power supply

100-240V, 50/60Hz Built-In Power

Power consumption

260W / 350W

Software Features


Android 8.0

Special Features

Operating hours


Standard Certification




FCC Class "A" / CE


Touch interface


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LG 75TR3DJ Interactive Monitor Touch UHD 75″ 350nit

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LG 75TR3DJ Interactive Monitor Touch UHD 75″ 350nit