Amazon.com: 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, with 2 HDMI Cables and
Will a video card with an HDMI 2.0 output work with a 1080p TV/monitor with only an HDMI 1.4 input? - Quora
Amazon.com: HDMI 2.0b KVM USB Switch 2 Port, 2 Computers Share One Monitor 2x1, 3 USB 2.0 Hub, Ultra HD 4K@60Hz, HDCP 2.2, Support Keyboard and Mouse : Electronics