Boost your immersion and multitasking with this MSI MAG401QR 40" 1440p HDR 155 Hz Ultrawide Gaming Monitor 2-pack from B&H. With a dual curved ultrawide QHD monitor system, you'll have extensive desktop space when creating content. You can also work with more content at a glance by dividing one or both screens in Picture-by-Picture (PbP) or Picture-in-Picture (PiP) modes and switching between multiple devices with the built-in KVM.
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Key Features
- 40" 21:9 IPS Panel
- HDMI | DisplayPort | USB-C
- WQHD (1440p) 3440 x 1440 at 155 Hz
- 1 ms MPRT Response Time
Boost your immersion and multitasking with this MSI MAG401QR 40" 1440p HDR 155 Hz Ultrawide Gaming Monitor 2-pack from B&H. With a dual curved ultrawide QHD monitor system, you'll have extensive desktop space when creating content. You can also work with more content at a glance by dividing one or both screens in Picture-by-Picture (PbP) or Picture-in-Picture (PiP) modes and switching between multiple devices with the built-in KVM.
More DetailsTemporarily Out of Stock
MSI MAG401QR Overview
PIP & PBP Modes
With Picture-in-Picture (PIP) and Picture-by-Picture (PBP) modes, you can enhance your productivity by dedicating portions of your screen to a secondary device. Picture-in-Picture allows you to have one program on the full screen at the same time as one or more other programs are displayed in inset windows. Picture-by-Picture displays two input sources side-by-side on the same screen.
KVM Capabilities
With the dual USB-A 2.0 ports, you get KVM capabilities allowing you to connect and use a single set of peripherals such as mice and keyboards on another device.
Quantum Dot Display
Whether you are a competitive gamer or a content creator, the MAG401QR delivers enhanced color accuracy with 94% DCI-P3 and 118% sRGB color gamut, ensuring your media and games are both visually optimized with deep details.
Connectivity
The MAG401QR offers two HDMI 2.0b ports that support up to 120 Hz refresh rate, giving you lightning-fast refresh rates for your consoles. The DisplayPort supports up to 155 Hz, suitable for high-end graphics cards. A single USB-C port supports a wide range of external devices such as notebooks equipped with DisplayPort Alt-Mode technology.
DisplayHDR 400
HDR technology that can produce images with more details, wider range of colors, and look more like what is seen by the human eye when compared to traditional monitors.
Night Vision
Whether your entire screen is dark, or just a few portions have heavy shadows. Let the world's first smart black tuner brighten your day by bringing out the fine details in dark areas.
Anti-Flicker & Blue Light Technologies
TUV Rheinland certified Anti-Flicker and Blue Light Reduction technologies work together to prevent eye fatigue and strain, essential for preserving your vision during long-lasting gaming sessions.
UPC: 824142292709
MSI MAG401QR Specs
Key Specs
| Display Size | |
| Panel Type | |
| Native Resolution | |
| Maximum Brightness | |
| HDR Support | |
| Color Support | |
| Color Gamut | |
| Finish | |
| Touchscreen | |
| A/V Inputs | |
| A/V Outputs | |
| USB I/O | |
| Built-In Speakers |
Display
| Size | |
| Panel Type | |
| Aspect Ratio | |
| Native Resolution | |
| Maximum Brightness | |
| HDR Support | |
| Contrast Ratio | |
| Response Time | |
| Refresh Rate | |
| Variable Refresh Technology | |
| Color Support | |
| Color Gamut | |
| Viewing Angle (H x V) | |
| Curved Display | |
| Finish |
Surface
| Touchscreen |
Connectivity
| A/V Inputs | |
| A/V Outputs | |
| HDCP Support | |
| USB I/O | |
| Multi-Input Support (PIP/PBP) |
Speaker
| Built-In Speakers |
Electrical
| Power Consumption | |
| Input Power | |
| Power Adapter Type |
General
| Operating Conditions | |
| Storage Conditions | |
| Certifications | |
| Adjustments | |
| VESA Mounting-Hole Pattern | |
| Lock Slot |
Packaging Info
| Package Weight | |
| Box Dimensions (LxWxH) |
MSI MAG401QR Reviews
Quality is awful for this size, hurts my eyes.
By Kyle
Rated 1 out of 5
Date: 2026-07-13
Check the return policy because they do not like to accept returns of specific sizes or once opened. The return policy reads deceptively unless you read the fine print.
Clarity and Precision
By Robert
Rated 5 out of 5
Date: 2025-08-14
Working with FL studios, can now easily see the Playlist grid, and no Cursor stutter.
See any errors on this page?
Is the unit 3440 x 1440 @ 155 Hz or 2560 x 1440 ...
Is the unit 3440 x 1440 @ 155 Hz or 2560 x 1440 at 155 Hz?
The MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor has a resolution of 3440 x 1440 at 155 Hz.
Date published: 2023-10-19
