MSI MPG 321URX QD-OLED – 240Hz 4K UHD QD-OLED 31.5″ Gaming Monitor The MSI MPG 321URX QD-OLED is a state-of-the-art 31.5-inch gaming monitor that delivers the pinnacle of visual fidelity and speed. Engineered with a next-gen **QD-OLED** panel, it delivers a stunning 4K UHD (3840×2160) resolution and an elite 240Hz refresh rate. The panel's 0.03ms (GtG) response time ensures instant pixel transitions for blur-free motion, while the infinite contrast ratio and DisplayHDR True Black 400 certification produce deep blacks and vibrant colors, covering 99% of the DCI-P3 gamut. This monitor is a connectivity powerhouse, featuring a USB-C port with 90W Power Delivery to charge high-performance laptops, along with HDMI 2.1 ports for 4K 120Hz/144Hz console gaming. It includes a built-in USB hub (2x USB 2.0 Type-A, 1x USB 2.0 Type-B) for peripheral management and supports G-Sync Compatible technology for tear-free graphics. The fully adjustable stand allows for tilt, swivel, pivot, and height customization, ensuring ergonomic comfort during marathon sessions. Model Model Name MPG 321URX QD-OLED Display Panel Size (inch) 31.5 Aspect Ratio 16:9 Resolution 3840 x 2160 (UHD) Panel Type QD-OLED (Flat) Refresh Rate (Max) 240Hz Response Time 0.03ms (GtG) Color Gamut sRGB: 138% / DCI-P3: 99% / Adobe RGB: 97% Brightness (Typ.) 250 nits Contrast Ratio (Typ.) 1,500,000:1 HDR Support DisplayHDR True Black 400 Viewing Angle 178° / 178° Display Colors 1.07B (10 bits) Surface Treatment Anti-Reflection Features Gaming Features G-Sync Compatible Frameless Design Yes VESA Mounting 100x100mm Kensington Lock Yes I/O Ports DisplayPort 1 x DisplayPort 1.4a HDMI 2 x HDMI 2.1 (4K@240Hz) USB-C 1 x Type-C (DP Alt Mode, 90W PD) USB Hub 2 x USB 2.0 Type-A, 1 x USB 2.0 Type-B Audio Ports 1 x Headphone-out Signal Frequency Digital Frequency 104.88~565.44 KHz(H) / 48~240.39 Hz(V) Power Power Input 100~240V, 50/60Hz Mechanical Design Tilt Adjustment -5° ~ 15° Swivel Adjustment -30° ~ 30° Pivot Adjustment -10° ~ 10° Height Adjustment 0 ~ 110 mm Dimensions & Weight Dimension (w/ Stand) 718 x 242 x 483 mm Weight (NW / GW) 9.6 Kg / 12.3 Kg Note Support DisplayPort: 4K (Up to 240Hz) HDMI 2.1: 4K (Up to 240Hz) Type-C: 4K (Up to 240Hz) + 90W PD