MST Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz,(1 DP in,DP+HDMI Out),Camgeet Dual Monitor KVM Switch Displayport 1.4 with 4 USB 3.0 Port for USB Device,Wired Remote and 4 Cables Included :
Amazon.com: KVM Switch 2 Monitors 2 Computers, 4K@60Hz Dual Monitor HDMI KVM Switch 2 Port for Extended Display and USB Hub, with 4×HDMI Cable,2× USB Cable and Desktop Controller : Electronics
Amazon.com: Displayport KVM Switch 2 Monitors 2 Computers 8K@30Hz 4K@144Hz,Camgeet USB3.0 Dual Monitor KVM Switches Displayport 1.4 with 4 USB 3.0 Port for USB Device,Wired Remote and 4 Cable Included : Electronics
How to Control Two Systems with KVM Switch - YouTube
GetUSCart- DP HDMI KVM Switch 2 Computer 2 Monitors, Dual Monitors Displayport USB KVM Switcher Supports 4K@60Hz for 2 Computers Share Keyboard, Mouse and Monitor