OLED screen, used for only one month, with a two-year warranty. The screen is new and has powerful features. I bought it for 2400 and selling for 2000. Specifications: ROG Strix OLED Gaming Monitor with QHD resolution, 240 Hz refresh rate, and 0.03 ms response time, with ELMB technology and HDR10. It has 1 DisplayPort 1.4 port, 2 HDMI 2.1 ports, and 2 USB-A ports from Asus. 27-inch size, black color. Type: Monitor Screen size (inches): 27 inches Resolution: 4K Refresh rate: 240 Hz Connectivity: HDMI