Monitor Dell 25'' 63.44 cm LED IPS QHD (2560 x 1440 at 60Hz), Anti-glare treatment of the front polarizer (3H) hard coating, Aspect Ratio: 16:9, Response Time: 5 ms (gray to gray), luminozitate 350 cd/m2 (typical), 50 cd/m2 (min), contrast 1000 to 1 (typi