Renkforce dual video 4kuhd docking stationthe docking station enables 4k ultra hd even if your laptop doesnt have a 4k video card the docking station doesnt just act as the main hub for all peripherals but also comes with a hdmi port that supports ultra hd resolution 3840 x 2160 on 4k screens and tv sets only if dvi out isnt used thoughin the case you are using two screens content is displayed at 2k each ie at a 2048 x 1152 resolutionthe device features usb 30 ports that enable