Rather than invest in expensive massages, [DIY Perks] decided what he really wanted was a dual screen ... to enable the screen to be driven with the laptop’s existing HDMI port.
4 Port HDMI KVM Switch: This dual monitor HDMI+HDMI KVM Switch ... Note: Only when both your computer Graphics card and monitor support 4K@60Hz then you can get 4K@60Hz effect, so if you want ...