| Specification | Details |
|---|---|
| Brand | LG |
| Model | 20MK400A |
| Monitor Type | LED Monitor |
| Screen Size | 19.5 Inch (20″ Class) |
| Display Type | TN |
| Panel Type | LED Backlit |
| Resolution | HD+ (1366 × 768) |
| Aspect Ratio | 16:9 |
| Refresh Rate | Up to 60Hz |
| Response Time | 2ms (GtG at Faster) |
| Brightness | 200 cd/m² |
| Contrast Ratio | 600:1 (Typical) |
| Dynamic Contrast Ratio | Mega Contrast |
| Viewing Angle | 90° (H) / 65° (V) |
| Color Support | 16.7 Million Colors |
| Pixel Pitch | 0.3177 × 0.3177 mm |
| HDMI | 1 x HDMI |
| D-Sub | 1 x VGA |
| Headphone Out | No |
| Speaker | No |
| VESA Mount | 75 × 75 mm |
| Wall Mount | Yes |
| Tilt | Yes |
| Flicker Safe | Yes |
| Reader Mode | Yes |
| Dynamic Action Sync | Yes |
| Black Stabilizer | Yes |
| Color | Black |
| Power Type | External Power Adapter |
| Power Consumption | Approx. 18W |
| Warranty | As Per Manufacturer/Local Distributor |
The LG 20MK400A 20″ Wide LED Monitor is a practical and reliable display solution for everyday office work, home use, educational purposes, and general multimedia entertainment. With its 19.5-inch (20-inch class) widescreen LED display, it provides a comfortable viewing area for browsing, document editing, online classes, and daily computer tasks.
Featuring an HD+ resolution of 1366 × 768 pixels and a 16:9 widescreen aspect ratio, the monitor delivers clear and sharp visuals for everyday use. Its fast 2ms response time helps reduce motion blur, making it suitable for watching videos and other fast-moving content.
The LG 20MK400A comes with useful features such as Flicker Safe and Reader Mode, which help provide a more comfortable viewing experience during extended periods of work or study. Dynamic Action Sync and Black Stabilizer further enhance visibility and responsiveness for supported content.
For connectivity, the monitor includes both HDMI and VGA (D-Sub) ports, allowing easy connection with desktop PCs, laptops, and compatible devices. Its slim and simple black design makes it suitable for a wide range of home and office setups.
Overall, the LG 20MK400A 20″ Wide LED Monitor is an excellent choice for users looking for an affordable and dependable monitor with essential features, clear visuals, versatile connectivity, and trusted LG quality.

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