LG Electronics 27MP37VQ-B 27-Inch Screen LED-lit Monitor Display Area: 27" (27" Measured Diagonally) Brightness: 200 cd/m2 Contrast Ratio: 1,000:1 (Typical),5,000,000:1 (DFC) Interface: 1x D-Sub Port, 1x DVI Port; 1x HDMI Port, 1x Headphone Out Mounting type: Wall Mount 100mm x 100mm Refresh Rate: 60.00 Hz