ATEN CS782DP 2-Port UHD 4K USB DisplayPort KVM Switch - allows to access two 4K-enabled computers from a single USB keyboard, USB mouse, and DisplayPort video console - Walmart.com
Review: Aten CS22U / 2-Port KVM Switch / VGA + USB Umschalter für 2 Computer - YouTube
ATEN 2-Port USB Boundless Cable KM Switch CS62KM B&H Photo Video