KVM Switch HDMI 2 Port Box, AIMOS USB and HDMI Switches 4 USB Hub, UHD 4K @30Hz, for 2 Computers Share Keyboard Mouse and one HD Monitor KVM Switches - Newegg.com
Amazon.com: HDMI 4 Port Kvm Switch Box for 4 Computers Share 1 Monitor, 4K@60Hz 4X1 KVM Switch with 4 USB 2.0 Ports, HDCP 2.2, Plug and Play, Button Switch, with 1 HDMI and 4 USB Cables : Electronics
HDMI KVM switch 2 port 4K60Hz with EDID,USB hub,L/R Audio TESmart