HP NK033AA Monitor LCD LE1851w 18.5 inches diagonal, Display moving angle: Tilt range|-5 degrees to +25 degrees vertical tilt, no swivel range, no height adjust, no pivot rotation, detachable base; Recommended resolution: Preset VESA Graphic Modes (non- interlaced)|1366x768 60Hz, 1280x720 60Hz, 1152x864 75Hz (Mac), 1024x768 60, 70 and 75Hz, 832x624 75 Hz (Mac), 832x624 70Hz, 800x600 60, 72 and 75Hz, 720x400 70Hz (Text Mode), 720x400 70Hz, 640x480 60, 72 and 75Hz; Horizontal scan rates: Horizontal frequency|24-83 kHz, Vertical frequency|48-76 Hz; Display technology type: TN; Pixel Pitch: 0.3 mm; Brightness: 250 nits; Faceplate treatment: Anti-glare and anti-static coatings; Picture tube: 18.5 inches wide screen; Contrast Ratio: 1000:1; Viewing Angle: 160 degrees