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43" Class 4K Monitor

  • 43UD79-B

Key Features

  • 42.5” UHD 4K IPS Monitor
  • 10Wx2 Stereo Speakers with Rich Bass
  • OnScreen Control version 2.0
  • Screen Split Options
  • Powerful Muti-Tasking with 4 PBP x 4 HDMI
  • PBP / PIP Remote Control

42.5” UHD 4K IPS Monitor

42.5” UHD 4K is equivalent to four 21.5” 16:9 FHD screens combined. You can watch movie on its large screen, play games, or multi-task with many windows without compromising readability of each window. Despite its wide viewing range, the 4K IPS panel provides clear visibility from various
angles for maximum comfort and precise view.

10Wx2 Stereo
Speakers with Rich Bass

When enjoying contents on 42.5’’ UHD IPS screen, its two-10W speakers with Rich Bass function that further enhances your immersive viewing pleasure.
Also The Rich Bass for 43UD79 provides optimal
sound preset for wall-mount or standing installation.

OnScreen Control version 2.0

5:9 Preview / Opacity Control / Finding the Cursor with Ease / Multi-Monitor Control /
Application Auto Position / Grouping of Game Functions

Screen Split Options

Up-to-date OnScreen Control (version 2.0) Software allows 42.5” large screen with various layouts. It also offers the optimal split-screen
proportion for maximized viewing efficiency for data analysis. With PIP mode,
you can multi-task by adjusting opacity of windows.

Powerful Muti-Tasking
with 4 PBP x 4 HDMI

On top of its split-screen feature, it offers interface capability that allows up to 4 different devices simultaneously (4 PBP) by every combination of supported interfaces. In particular, it has 4 HDMI ports that allows four different devices that require HDMI connection to be viewed on a single screen.

PBP / PIP Remote Control

You can control various PBP / PIP modes including 2 PBP and 4 PBP by using a remote.

4K@60Hz Supported Connectivity

43UD79 supports 4K/60Hz connection through HDMI, DisplayPort and USB Type-C™ (DP Alt Mode). With 4K/60Hz connectivity, users can enjoy realistic and seamless gaming graphic output that are powered by 42.5” UHD 4K.

All-in-One Connection

Enjoy quick connection with USB Type-C that lets you connect to monitor for mirroring and to mobile phone for quick charging.
If you connect your laptop with USB Tpe-C, you can simply hook your mouse and keyboard to the monitor for use.
*USB Type-C™ (DP Alt Mode) in 43UD79 Monitor is not for charging laptops

Size (Inch) 42.5
Panel Type IPS
Color Gamut (CIE1931) NTSC 72%
Color Depth (Number of Colors) 10bit
Aspect Ratio 16:9
Resolution 3840 x 2160
Brightness (Typ.) Typical 350nits, Min 280nits
Contrast Ratio(Original) 1000:1(Typ.)
Contrast Ratio (DFC) 1,000,000:1, On/Off
Response Time (GTG) 8ms
Viewing Angle(CR≥10) 178/178 (CR≥10)
Surface Treatment Anti-Glare 3H
Special Feature
USB Down Stream 2 (USB3.1 Gen 1)
4:3 in Wide WIDE/ORIGINAL/1:1
HDCP HDMI & DP, Yes (2.2)
PBP Yes (2PBP, 4PBP)
Reader Mode Yes
Flicker Safe Yes
Six Axis Control Yes
Color Calibrated Yes
Plug & Play Yes
OnScreen Control Yes
SUPER+ Resolution Yes
Black Equalizer Yes
DAS Mode Yes
Dual Controller Yes
Input / Output
HDMI Yes x4 (ver 1.4 x2, ver 2.0 x2)
- H-Frequency(HDMI) 30 ~ 135kHz
- V-Frequency(HDMI) 56 ~ 61Hz
DisplayPort Yes x1 (ver 1.2)
- H-Frequency(DisplayPort) 30 ~ 135kHz
- V-Frequency(DisplayPort) 56 ~ 61Hz
USB Type-C Yes x1 (ver 3.1 - Gen1) DP Alternate Mode / Data PD=7.5W for smart phone only
- H-Frequency 30 ~ 135kHz
- V-Frequency 56 ~ 61Hz
Headphone Out Yes
Resolution – PC
HDMI HDMI1/2 : 3840x2160@30Hz(HDMI1.4)
HDMI3/4 : 3840x2160@60Hz(HDMI2.0)
DP 3840x2160@60Hz
USB-C 3840x2160@60Hz
Resolution – Video
HDMI HDMI1/2 : 3840x2160@30Hz(HDMI1.4)
HDMI3/4 : 3840x2160@60Hz(HDMI2.0)
USB-C 3840x2160@60Hz
Type Rich Bass
Audio output 10W x 2
Design - Color
Frame Matt Black
Back Cover Matt Black
Stand Matt Black
Base Matt Black
Design - Stand
Base Detchable Yes
Tilt (Angle) -5º ~ 10º
OSD Language Chinese (Simplified, Traditional), English, Germanic, French, Spanish, Italian, Swedish, Finnish, Portuguese, Portuguese(brazil), Polish, Russian, Greek, Ukrainian, Japanese, Korean
Control Key
Key Type Joystick
Type Built-in Power
Input 100~240V (50/60Hz)
Power Consumption
Power Save/Sleep Mode(Max) 0.5W
UL(cUL) Yes
CB Yes
KC Yes
ErP Yes
Windows 10 Yes
DisplayPort Yes
Dimension (W*D*H)(mm)
Set (with Stand) 967 x 275 x 647.6
Set (without Stand) 967 x 70.6 x 575.2
Weight (kg)
Set (with Stand) 15.9
Set (without Stand) 12.3
Standard Accessory Power Cord, DP to DP Cable, HDMI Cable, USB Type A to C Gender, Easy Setup Guide, Calibration Report, Software CD
Wall Mount (Optional)
Model LSW240B
VESA Standard 200 x 200


Simply choose a support option from the icons below:

  • Phone

    Call an LG Support Representative on:

    Hong Kong:(852) 3543-7777

    Macau:(853) 0800-498

    Monday to Friday : 09:00 to 19:00
    Saturday - Sunday : Close
    Public Holidays: Close