Dell 28 Ultra HD 4K Monitor: S2817Q

Panel Type, SurfaceTN , Anti-Glare

Optimal Resolution3840 x 2160 at 60 Hz

Contrast Ratio1000: 1 (typical), 8 million : 1 (DCR)

Backlight TechnologyLED

Brightness300 cd/m² (typical)

AdjustabilityTilt 

Display TypeWidescreen Flat Panel Display 

Response Time2 ms typical (G to G)

Viewing Angle 160 Vertical / 170 Horizontal

Color SupportColor Gamut (typical): 72% of NTSC 1.07 billion colors 

Audio Output1 x Audio line-out

Connectivity

2 HDMI/MHL connector 

1 DP connector and 1 mDP connector

2 USB 3.0 downstream connector

1 USB 3.0 upstream connector and 1Audio line-out port