Product Description 31.5" wide ; IPS; Max Resolution: 2560 x 1440; Aspect Ratio: 16:9; Dynamic Contrast Ratio: 100,000,000:1; Dual-link DVI, DisplayPort, audio-out; Birghtness: 300 cd/m2; Response time: 4ms gray-to-gray; Limited Warranty 3 years; Black, silver stand