High resolution 4K monitor: 28-inch LCD TN 3840x2160 resolution | Eye Care comfort for extended sessions: Proprietary brightness Intelligence Adaptive technology adjusts brightness for comfortable viewing; low Blue light and zero flicker technology prevent headaches and eye strain. This eye Tech makes images easy On your eyes | Smooth game play: AMD Free Sync for smooth game play, eliminating tearing and broken frames; HDR technology offers greater brightness and contrast level for vivid images; 1 mms GTG; 60Hz; 10-bit displays 1. 07 billion colors | Get connected: HDMI, DisplayPort input for multi-device connection. VESA wall mount | Hear the action: built-in speakers x 2, Headphone jack | Integrated cable management system: neatly hides cables inside monitor stand; VESA wall mount | Connectivity Technology: Hdmi 2 | 3 Year Manufacturer Warranty

L2870U brings HDR together with Brightness Intelligence Plus Technology (B. I. + Tech. ) to gently soften bright areas while keeping dark details crystal clear. EL2870U's simple hotkey switches between 4 levels of HDR and B. I. + modes to balance maximum contrast and vibrancy and fully enjoy the splendid image performance of HDR while maintaining your viewing comfort. The image has a faulty coloration - Go to Picture and Reset Color, and then choose YES to reset the color settings to the factory defaults. If the image is still not correct and the OSD also has faulty coloration, this means one of the three primary colors is missing in the signal input. Now check the signal cable connectors. If any pin is bent or broken off, please contact your dealer to get necessary support. The image is distorted, flashes or flickers- Read the instructions on the link "Adjusting the Screen Resolution" on the CD, and then select the correct resolution, refresh rate and make adjustments based on these instructions. The image is blurred- read the instructions on the link "Adjusting the Screen Resolution on the CD, and then select the correct resolution,...