ASUS ROG Strix XG27AQWMG 27-inch QHD (2560x1440) TrueBlack Glossy Tandem OLED gaming monitor, 280Hz refresh rate, 0.03ms response time, supports NVIDIA G-Sync and AMD FreeSync, black color. The monitor is excellent and clean. Manufactured February. Usage: I used it for less than a month, only 600 hours. OLED TIME TRACK 610HR Pixel clean times 237 Pixel clean Interval 14hr And I do pixel cleaning periodically. All accessories are included with the box. Warranty is valid. Reason for selling: I need the money, otherwise I wouldn't sell it. For offers, it has reached 2200. Only serious buyers should contact me.