Monitor Dell 55″ C5519QA, 1386.8 mm, Maximum Preset Resolution 3840 x 2160 at 60 Hz, Screen type: Active matrix – TFT LCD, Panel technology: Vertical Alignment (VA), Backlight: LED light bar system, Faceplate coating: Antiglare with hard-coating 3H, 2% Haze, Aspect ratio: 16:9, Pixel per inch (PPI): 80, Contrast ratio: 4000: 1, Viewing angle: 178° (vertical) typical, 178° (horizontal) typical, Response time: 8 ms typical (G to G), Luminance output: 350 cd/m² (typical), Color depth: 1.07 billion colors (typical), Color gamut: National Television Standards Committee (NTSC) 72% (Commission Internationale de L’Eclairage (CIE) 1931), VESA mounting holes – 400 mm x 400 mm, Ports and connectors: 1 x Audio line out port, 1 x Audio line in port, 1 x VGA port, 1 x DisplayPort version 1.2, 2 x HDMI port version 2.0, 1 x USB Dedicated charging port, 2 x USB 3.0 downstream ports, 1 x USB 3.0 upstream port, 1 x RS232, 1 x RJ-45, Dell Display Manager compatibility: Yes, Cable management: Yes, Security: Security lock slot (cable lock sold separately), Remote control & Batteries (AAA x 2), Power cable, VGA cable, HDMI cable, DP cable (DP to DP), USB 3.0 upstream cable, Cable clips: 3 pcs, Height: 721.5 mm, Width: 1241.0 mm, Depth: 64.8 mm, Weight without cables: 20.50 kg, 3-Years Advanced Exchange Service and Limited Hardware Warranty