HDMI Connector (for selective models)Flat Panel Specifications* Based on estimation** ST2220L/ST2220M Color Gamut (Typical) is based on CIE1976 (78 %) and CIE1931 (68 %).ResolutionPin Number 19-pin Side of the Connected Signal Cable1 TMDS DATA 2+2 TMDS DATA 2 SHIELD3 TMDS DATA 2-4 TMDS DATA 1+5 TMDS DATA 1 SHIELD6 TMDS DATA 1-7 TMDS DATA 0+8 TMDS DATA 0 SHIELD9 TMDS DATA 0-10 TMDS CLOCK11 TMDS CLOCK SHIELD12 TMDS CLOCK-13 CEC14 Reserved (N.C. on device)15 DDC CLOCK (SCL)16 DDC DATA (SDA)17 DDC/CEC Ground18 +5V POWER19 HOT PLUG DETECTModel ST2220L/ST2220MScreen type Active matrix - TFT LCDPanel type TNScreen dimensions 54.61cm (21.5 inches) (21.5-inch viewable image size)Preset display area: HorizontalVertical476.64 mm (18.76 inches)268.11 mm (10.56 inches)Pixel pitch 0.248 mmViewing angle 160° (vertical) typical, 170° (horizontal) typicalLuminance output 250 CD/m ²(typical)Dynamic Contrast Ratio 8,000,000 to 1*Faceplate coating Antiglare with hard-coating 3HBacklight LED light bar systemResponse Time 5 ms typicalColor Depth 16.7 mil colorsColor Gamut 78 %**