
LG
LG 65TR3DJ-B 65" UHD Interactive Whiteboard Display
UHD
A 65-inch 4K interactive whiteboard with 20-point touch and dual-pen support built for classrooms and meeting rooms.
$2,600.00*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Key Features
UHD (3,840x2,160) IPS Display
IR Multi touch point (Max 20 points/Max 10 writing)
Dual Pen and Dual Color
AirClass, ScreenShare Pro, & Bluetooth Connectivity
Integrated OPS slot (PC not included)
Specifications
Display Size
65 inches
Resolution
UHD 3840 x 2160
Panel Type
IPS
Surface Treatment
Anti-Glare, 7H Mohs Hardness
Response Time
8ms (G to G)
Panel Lifespan
30,000 hours
Operation Rating
16/7 (hours/day)
Orientation
Landscape
Touch Technology
IR Multi-touch, up to 20 touch points / 10 writing points
HDMI Inputs
3
Features
Dual Pen and Dual Color, AirClass, ScreenShare Pro, Bluetooth, Integrated OPS Slot (PC not included)
Pros & Cons
👍 Pros
- UHD 3840x2160 IPS panel delivers sharp, wide-angle visuals for large group viewing
- 20-point multi-touch with dual-pen and dual-color capability supports collaborative annotation
- Integrated OPS slot allows adding a PC module directly into the display for a cleaner installation
- Anti-glare 7H hardness surface treatment protects against scratches and reduces reflections in bright rooms
- Three HDMI inputs and Bluetooth connectivity provide flexible source options
👎 Cons
- OPS PC module is sold separately, adding significant cost to achieve a self-contained system
- 30,000-hour panel lifespan and 16/7 operation rating limit use in always-on digital signage scenarios
- At 65 inches, the display may be undersized for larger lecture halls or auditoriums
- Landscape-only orientation restricts mounting flexibility for some use cases
- 8ms response time is adequate for presentations but not ideal for fast-motion video content
Frequently Asked Questions
How many people can write on the display at the same time?
The display supports dual-pen and dual-color input, and its IR touch technology allows up to 20 simultaneous touch points and up to 10 writing points.
Can a PC be installed directly into this display?
Yes, the display has an integrated OPS (Open Pluggable Specification) slot that accepts a compatible OPS PC module, though the PC is not included with the display.
How many HDMI inputs does this display have?
The 65TR3DJ-B includes three HDMI inputs for connecting external devices such as laptops, media players, or document cameras.
Is this display suitable for 24/7 operation?
No, LG rates this display for 16 hours per day, 7 days per week (16/7) operation, with a panel lifespan of 30,000 hours.
Does the display support wireless screen sharing?
Yes, the display includes ScreenShare Pro and Bluetooth connectivity for wireless content sharing from compatible devices.