45" 21:9 OLED Panel, HDMI - DisplayPort - USB-C, 3440 x 1440 Resolution at 240 Hz, FreeSync Premium - G-Sync, 0.03 ms (GtG) Response Time, 1,500,000:1 Dynamic Contrast Ratio, 1300 nits of Brightness, 1.07 Billion Colors with HDR10 Support, 800R Curvature, Includes webOS 24. Surround yourself in the action with the LG UltraGear 45 1440p 240 Hz OLED Curved Gaming Monitor. Featuring a 45 21:9 OLED 800R curved panel the UltraGear boasts in-depth visuals and impressive color at up to 3440 x 1440 resolution. Enjoy your favorite streaming and cloud gaming services through the included webOS 24 support.The 240 Hz refresh rate and 0.03 Gray-to-Gray (GtG) response time provides you with fluid-like motion ideal for fast-paced games. AMD FreeSync Premium Pro and NVIDIA G-Sync adaptive sync technologies work with your respective graphics card output to reduce screen tearing and image ghosting for better gaming performance. Support for 1.07 billion colors 1 500 000:1 contrast ratio and 1300 nits of brightness all work together to provide vivid colorization whether you are working on a project editing a video or playing your games. The 178? horizontal and vertical viewing angles in combination with the anti-glare panel ensure a comfortable viewing experience from multiple viewpoints. Tilt the screen from -8 to 15 degrees for the most optimal ergonomic viewing position.