LG TR3DJ-B Series 75″ Class 4K UHD Interactive IPS Whiteboard Display

75″ UHD, IPS Panel, Anti Glare, 7H(Mohs) surface treatment(Haze), 8ms (G to G) response time, 30,000 Hrs of life time, 16/7(hours/day) operation hours, Landscape, HDMI(3), USB- USB3.0 Type A(3) & USB2.0 Type A(3) , RGB, Android 8.0, Audio In/out,RS232C IN, RJ45(LAN) IN, Touch USB(2), Handle, VESATM Standard Mount Interface, Internal Memory 16(GB), Built in WIFI, Power indicator, Local Key operation, Android 8.0, Screen Share, Operation temp 0 °C to 40 °C, Operation Humidity 10% to 80%, OPS type compatible, OPS power builit in.


LG TR3DJ-B Series 75″ Class 4K UHD Interactive IPS Whiteboard Display

SKU 75TR3DJ-B Categories , Tag

Product Description

LG 75TR3DJ-B – 75″ Diagonal Class TR3DJ Series LED-backlit LCD display – interactive – with touchscreen (multi touch) – 4K UHD (2160p) 3840 x 2160 – black
  • Smooth touch and writing experience
  • Enhanced visibility with low parallax
  • Built-in OPS slot
  • ScreenShare Pro
  • Bluetooth connectivity
  • Avanced audio experience
  • USB Block mode

Multi Touch function

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.

Easy writing experience

The TR3DJ series allows you to write and annotate on all 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.


The toolbar allows you to easily find and run the tool they 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 high-quality sound and 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.

Product Description LG 75TR3DJ-B TR3DJ Series – 75″ LED-backlit LCD display – 4K
Product Type LED-backlit LCD flat panel display with touchscreen (multi touch)
Diagonal Class 75″
Commercial Use Yes – interactive
Color Black
Resolution 3840 x 2160
Display Format 4K UHD (2160p)
Video Interface HDMI
HDMI Ports Qty 3 ports
Connectivity Wi-Fi, LAN, Bluetooth
PC Interface VGA (HD-15)
Technology IPS
LCD Backlight Technology LED backlight
Image Aspect Ratio 16:9
TV Tuner No tuner
Commercial Features Air Class
Speaker System 2 speakers
USB 6 ports
Included Accessories Remote control, 2 touch pens, Wi-Fi module, handle
Voltage AC 100-240 V (50/60 Hz)
Power Consumption Operational 260 Watt
Dimensions (WxDxH) – without stand 171 cm x 8.7 cm x 102 cm
Weight 53.1 kg