LG Electronics LG 22MB35DM-I 22-Inch Screen LED-Lit Monitor Display Area: 22" (21.5" Measured Diagonally) Brightness: 250 cd/m2 Contrast Ratio: 1,000:1 (Original), 5,000,000:1 (DFC) Max Resolution: 1920 x 1080 Interface: 1x D-Sub Port, 1x DVI-D Port Mounting type: VESA Standard Mount Interface 100mm x 100mm Refresh Rate: 60 Hz