Logo Image

LG Logo

75” TR3DJ-B Series IPS UHD IR Multi Touch Interactive Whiteboard with Embedded Writing Software, Built-in Speakers, & VESA™ Mount Compatibility

tr3dj-b Main image with infill
right angle
right side view
left side view
DISCONTINUED
tr3dj-b Main image with infill
75TR3DJ-B

75” TR3DJ-B Series IPS UHD IR Multi Touch Interactive Whiteboard with Embedded Writing Software, Built-in Speakers, & VESA™ Mount Compatibility

Key Features
All Specs
  • 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)

Compare

Specs & Resources

Collapse All

Network Ready
No
RS-232C Sync
No
Gapless Playback
No
W/B Setting by Grayscale
No
Picture-by-Picture (PBP)
No
webRTC (Real Time Communication)
No
Video Tag
No
Control Manager
No
PM mode
No
Picture-in-Picture (PIP)
No
Local Network Sync
No
Screen Rotation
No
Smart Energy Saving
No
SI Server Setting
No
Setting Data Cloning
No
Tile Mode Setting
No
External Input Rotation
No
Status Mailing
No
No Signal Image
No
SNMP
No
Auto Set ID
No
Scan Inversion
No
Backlight Sync
No
ISM Method
No
Group Manager
No
Brightness Compensation
No
Booting Logo Image
Yes
Local Contents Scheduling
No
HDMI-CEC
Yes
USB Plug & Play
No
OPS Type Compatible
Yes (Slot)
OPS Power Built-in
Yes
Pro:Idiom®
No
Wake on LAN
No
Power Type
Built-in Power
Power Consumption (Max.)
350W
Power Supply
100-240 Vac, 50/60 Hz
Power Consumption (Display Power Management - DPM)
No
Power Consumption (Power Off)
≤0.5W
Power Consumption (Smart Energy Saving - 70%)
N/A
BTU Heat Generation (Max.)
1194 BTU
BTU Heat Generation (Typ.)
887 BTU
Power Consumption (Typ.)
260W
Bezel Color
Black
Bezel Width
T/R/L: 18.9 mm, B: 45.7 mm
Weight
117.1 lbs / 53.1 kg
Shipping Weight
150 lbs / 68.1 kg
Dimensions (W x H x D)
67.3 x 40.2 x 3.4 in / 1,710 × 1,020 × 87 mm
Shipping Dimensions (W x H x D)
73.3 x 8.9 x 44.9 in / 1,863 × 225 × 1,140 mm
Conformal Coating (Power Board)
Yes (Partial)
Handle
Yes
VESA™ Standard Mount Interface
800 x 400 mm
Overlay Touch Compatibility
No
Built-in Speakers
Yes (x2) 10W
Local Key Operation
Yes
Auto Brightness Sensor
N/A
Power Indicator
Yes
LG ConnectedCare™ DMS
No
LG CreateBoard® Lab, Note 2.0
No
LG CreateBoard® Share
No
OfficeSuite
No
Cisco Certified Compatibility
No
Failover
No
Crestron Certified Compatibility
No
Beacon
No
Play Via URL
No
Operating System (OS)
Android™ 8
Processor
Dual core A73+Dual core A53
Graphics
Dual Core Mail G51
Storage
32 GB
Internal Memory
3 GB
Available Object Size for Touch
Ø3 mm ↑
Response Time (PC Win10, Education Mode)
≤10 ms
Writing Height
No
Accuracy (Typ.)
±2 mm
Interface
USB 2.0
Active Pen Interface
N/A
Multi Touch Point (Max.)
20 Points
Protection Glass Thickness
4T (Anti-Glare)
Protection Glass Transmission
87%
Operating System Support
Windows 7 / 8 / 10 / XP / Linux / Mac / Android
HDMI In
Yes (x3) HDCP2.2/1.4
IR In (3.5 mm)
No
DVI-D In
No
RGB In
Yes (x1) VGA
Audio In (3.5 mm)
Yes (x1)
DisplayPort In
No
RS-232C In (3.5 mm 4-pin)
Yes (x1)
RJ45 (LAN) In
Yes (x1)
USB Type-A In
Yes (x5) USB 2.0 (x3) USB 3.0 (x3)
USB Type-C In
No
USB Type-C Power Delivery
No
HDMI Out
No
DisplayPort Out
No
Optical Digital Audio Out
Yes (x1)
Touch USB
Yes (x2)
RJ45 (LAN) Out
No
RS-232C Out (3.5 mm)
No
External Speaker Out
No
Power Delivery Alt
No
Bluetooth
Yes (4.0)
Built-in Wi-Fi
802.11 a/b/g/n/ac
Warranty
3 Year Limited
Assembled In
China
Onscreen Display Languages
Arabic (Egypt), Catalan, Czech, Denmark, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Netherlands(Dutch), Norwegian, Polski, Portuguese (Brazil), Portuguese (Europe), Romanian, Russian, Simplified Chinese, Spanish, Swedish, Traditional Chinese, Türkçe, Ukrainian
UPC
1 95174 01106 5
Optional Accessories
No
Basic Accessories (included)
Power Cord 3 M*1, USB Cable (Type A-Type B) 5 M*1, HDMI Cable 3 M*1, Writing Pen*2pcs, User Manual, QSG, Carton Box, Remote Controller (include battery 2ea), Wifi module
Operation Humidity
10% to 90%
Operation Temperature
32°F to 104°F / 0°C to 40°C
UL Certification
No
ISTA6 (Packaging)
No
ePEAT US (Environmental)
No
CE (Regulatory)
Yes
ERP (Environmental)
Yes
FCC (Regulatory)
EMC Class A
IP Rating (Solid / Liquid Ingress)
No
Energy Star (Environmental)
No
TAA Compliance
No
Screen Share
Yes (Screenshare pro)
Screen Size (Inches)
75"
Panel Technology
IPS
Backlight Type
Direct
Aspect Ratio
16:9
Native Resolution
3840 x 2160 (UHD)
Refresh Rate
60 Hz
Brightness (Typ.)
390 nits
Brightness (Max.)
490 nits
Contrast Ratio
1200:1
Dynamic Contrast Ratio
N/A
Color Gamut
NTSC 68%
Color Depth (Number of Colors)
10 bit, 1.07 Billion Colors
Viewing Angle (H x V)
178° x 178°
Response Time (G to G)
8 ms
Surface Treatment (Haze)
Haze 25%
Operation Hours (Hours per Day / Days per Week)
16/7
Lifetime
Up to 30,000 Hrs
Orientation
Landscape
Support

Business Contact

All image simulations are for illustration purposes only.

Must be registered and logged in to MyLG Business account for all deals, promotions, and sales to be valid.

© Copyright 2025 ©LG Electronics USA, Inc. All rights reserved. LG and the LG logo are registered trademarks of LG Corp. All other trademarks are the property of their respective owners. Prices, promotions, and availability may vary by dealer. The information contained herein is subject to change without notice.

USA, English



    ConsumerPrivacyDo Not Sell or Share My Personal InformationTerms of UseTerms of PurchaseAccessibility HelpSite Map
    LG Logo Copyright © 2009-2025 LG Electronics. All Rights Reserved
    LG LogoLG Jeong-Do Management Ethics Hotline