MSI MAG 401QR is a 40-inch ultrawide gaming monitor known for its immersive size and competitive features at an affordable price. It has a flat IPS panel with a 21:9 aspect ratio, a high refresh rate, and low response time, making it suitable for both gaming and productivity. 

Key specifications
Screen Size and Resolution: 40-inch UWQHD (3440 x 1440).
Panel Type: Flat IPS for wide viewing angles and consistent colors.
Refresh Rate: 155 Hz (via DisplayPort) for smooth, fast-paced gaming.
Response Time: 1ms (MPRT) for reduced motion blur and screen tearing.
Color and Brightness: 400 nits brightness and HDR 400 support, along with 94% DCI-P3 and 118% sRGB color coverage.
Adaptive Sync: AMD FreeSync Premium certified for tear-free gameplay.

Connectivity:
1x DisplayPort 1.4a
2x HDMI 2.0b
1x USB-C (DisplayPort Alt Mode and 65W Power Delivery)
2x USB-A 2.0 (downstream)
1x USB-B 2.0 (upstream)
1x Headphone Jack