Product information TCO Certified Yes. Energy label Download Model VP289Q Image Ratio 16:9 Screen diagonal 28' matrix type TFT IPS (IPS) matrix surface Mat Touch screen No. No. Highlighting technology LEDs Vertically visible 341.28 mm Horizontally visible area 620.928 mm Plate matrix 0.16 mm Resolution 3840 x 2160 (4K/UHD) Response time 5 ms Brightness 350 cd/m2 Static contrast 1,000:1 Dynamic contrast 100,000,000:1 Refresh rate 60 Hz Horizontal frequency min. 30 kHz Horizontal frequency max. 160 kHz Vertical frequency min. 40 Hz Vertical frequency max. 60 Hz Horizontal view angle 178 ° Vertical view angle 178 ° Colours 1.07 billion I/O sockets 1 x 3.5 mm minijack 2 x HDMI 1 x DisplayPort Bluetooth No. No. WiFi No. No. Built-in speakers Yes. Built-in TV tuner No. No. Camera None Pivot No. No. Certificates TUV TCO Energy Star VESA Standard 100 x 100 Power consumption 28 W Energy class G Colour Black Height 368.57 mm Base height 433.67 mm Width 637.12 mm Depth 56.4 mm Depth with base 229.42 mm Weight 4.8 kg Weight with base 5.66 kg Other parameters Tilt: +23° ~ -5° Kensington Lock