NON TOUCH 28" TFT Active Matrix, LED Backlight. Black with Hairline Texture in the front and matte in the back. 16:9 Aspect Ratio. Pixel Pitch 0.16mm (H) X0.16mm (V). Brightness 300 cd/m2 (typical). Contrast Ratio 70,000,000:1 (dynamic). Response Time 1ms (GtG). Scanning Frequency Horizontal: 30K 99KHz, Vertical: 50 75 Hz. Resolution 3840x2160@60Hz. Color Depth 1.073 Billion. Connectors 1 x 15-pin VGA 1 x DVI with HDCP1 x HDMI (MHL)1 x DP. Extra narrow bezel, HA 130mm, Pivot,VESA 100mm Wall Mount Compliant, Includes AOC's e-Saver, Screen+ and iMenu software.