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20MK400H-B component-copyModelName
lg Monitor Dynamic Action Sync
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Key Features

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lg Monitor Dynamic Action Sync
Where to Buy
Protect Eyes with Reader Mode1 Protect Eyes with Reader Mode2
Reader Mode

Protect Eyes with Reader Mode

Reducing blue light to help lessen eye fatigue, Reader Mode provides optimal condition for reading. With easy joystick control, you can more comfortably read your monitor screen.
Offers Stable Image1 Offers Stable Image2
Flicker Safe

Offers Stable Image

'Reducing the flicker level to almost zero, Flicker Safe helps you protect your eyes from exhausting flickers.
React Faster to The Action1 React Faster to The Action2
Dynamic Action Sync

React Faster to The Action

Dynamic Action Sync mode allows you to instantly react to your opponents and attack them without any display lag. It synchronizes your senses with real-time scenes in fast-paced games by minimizing input lag.
Enemies Have Nowhere to Hide1 Enemies Have Nowhere to Hide2
Black Stabilizer

Enemies Have Nowhere to Hide

Black Stabilizer gives you full visual clarity, even in games where you spend a lot of time in the dark. It synchronizes and brightens the darkest areas, so that you can find enemies hiding in the shadows and shoot first.
<h3>Easier User Interface</h3>3 <h3>Easier User Interface</h3>4
OnScreen Control

Easier User Interface

OnScreen Control is simple and intuitive. You can customize your display options with a few simple clicks.
Watch the Full Movie
*To download latest OnScreen Control, visit LG.com.
*The picture shown for illustration purpose only.
*Actual OnScreen Control may vary due to product enhancement.
Convenient and Flexible1 Convenient and Flexible2
Wall Mount

Convenient and Flexible

Mount the monitor to suit your work or entertainment set up.
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FEATURE
  • Multi (Size(Inch / cm))
    19.5" / 49.4cm
    Multi (Panel Type)
    TN
  • Multi (Color Gamut (CIE1931))
    72%
    Multi (Color Depth(Number of Colors))
    16.7M colors
  • Multi (Pixel Pitch(mm))
    0.3177 x 0.307
    Multi (Aspect Ratio)
    16:9
  • Multi (Resolution)
    1366 X 768
    Multi (Brightness(Typ.))
    200cd/m2 (Typ.) 160cd/m2 (Min.)
  • Multi (Contrast Ratio(Original))
    600:1 (Typ.)
    Multi (DFC)
    Mega
  • Multi (Response Time(GTG))
    2ms (Faster)
    Multi (Viewing Angle(CR≥10))
    90/65 (CR≥10)
  • Multi (Surface Treatment)
    Anti glare ,3H
JACK INPUT/OUTPUT
  • Signal Input - D-Sub
    Yes (1ea)
    Signal Input - HDMI
    Yes (1ea)
  • Signal Input - [ Jack Location ]
    Back (horizontal)
    Audio Output - Headphone Out
    Yes
  • Audio Input - [ Jack Location ]
    Back (Horizontal)
POWER
  • Input/Output - Type
    Adapter
    Input/Output - Input
    100-240Vac, 50/60Hz
  • Input/Output - Output
    19V/0.84A
    Consumption - NOrmal On(EPA)
    13W
  • Consumption - NOrmal On(typ.)
    15W
    Consumption - Sleep Mode(Max)
    Under 0.3W
  • Consumption - DC Off(Max)
    Under 0.3W
FREQUENCY
  • D-sub - H-Frequency
    30~61 kHz
    D-sub - V-Frequency
    56~75 Hz
  • D-sub - Max Resolution / Hz
    1366x768 / 60Hz
    HDMI - H-Frequency
    30~61 Khz
  • HDMI - V-Frequency
    50~75 Hz
    HDMI - Max Resolution / Hz
    1366x768 / 60Hz
RESOLUTION
  • PC - D-sub
    1366 X 768
    PC - Digital (DVI-D / HDMI)
    1366 X 768
  • Video - HDMI
    720p
CONTROL KEY
  • Whole OSD Button - Key Number (Power Key Included)
    1
    Whole OSD Button - Key Type
    Joystick
  • Whole OSD Button- [ Key Location ]
    Bottom
OSD
  • Languange - Country
    English, Germanic, French, Spanish, Italian, Swedish, Finnish, Portuguese, Polish, Russian, Greek, Chinese, Japanese, Korean, Ukrainian, Portuguese(brazil), Hindi,Traditional Chinese
    Languange - Number of Language
    18
SPECIAL FEATURE
  • Picture (Picture Mode)
    Custom, Reader, Color Weakness, Photo, Cinema, Game
    Picture (Original Ratio)
    Wide/Original
  • Picture (Super Resolution+)
    Yes
    Black Level
    Yes
  • DFC
    Yes
    Color (Gamma Control)
    YES
  • Color (Color Temperature)
    Yes
    Color (R/G/B Color Control)
    Yes
  • Color (Black Stabilizer)
    Yes
    Color (DAS Mode)
    Yes
  • Color (Crosshair)
    Yes
    Color (Response Time Control)
    Yes
COLOR
  • Front
    Matt Black
    B/Cover
    Matt Black
  • Stand
    Matt Black
    Base
    Matt Black
  • Others
    Matt Black
STAND
  • Base Detchable
    Yes
    Tilt(Angle)
    -5 ~ 20
  • Wall Mount(mm)
    75 x 75
    Others
    No
SIZE/WEIGHT
  • Dimension(WxDxH)(mm) - Set (with Stand)
    468.8 x 366.5 x 181.9
    Dimension(WxDxH)(mm) - Set (without Stand)
    468.8 x 276.4 x 38.4
  • Dimension(WxDxH)(mm) - Box
    589 x 352 x 130
    Dimension(WxDxH)(mm) - Wall Mount size (mm)
    75 x 75
STANDARD
  • UL(cUL)
    Yes
    TUV-TYPE
    Yes
  • FCC-B, CE
    Yes
    ErP
    Yes
  • Windows
    Win10
    VCCI(Japan)
    Yes
ACCESSORY
  • Power Cord
    Option
    HDMI
    Yes
  • Stand body, Stand base
    Yes
    Others
    CD,Manual,ESG
COMPLIANCE INFORMATION
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*Prices, promotions and availability may vary by store and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for final price and availability.
With an LG computer monitor you’ll discover cutting-edge display technology and slim designs, from the LG CINEMA 3D monitor, the new standard in 3-dimensional excellence, to our dazzling LED and LCD monitors, which offer state-of-the-art display and features. You’ll get a new outlook on life with monitors and other computer equipment from LG.