4 Port USB 3.0 HDMI+VGA KVM Switch Dual Monitor 4K 60Hz CKL-942HV-3 – CKL KVM Switches
Dual Monitor Kvm Switch 2-Port HDMI+VGA- 2.0 USB Hub - Ir Control | eBay
SPLITMUX-VWC-4HDLC - 1-to-4(2X2) 1080p HDMI/VGA Video Wall, Cascade-able to 3X3
Dual monitor KVM switch 2 in 2 out HDMI VGA 4K HDCP TESmart
EXT-UHDV-KA-LANS-TX - 4K Ultra HD HDMI and VGA KVM over IP Extender / Matrix Switch (Sender unit)
Amazon.com: CKLau 4 Port 450MHz USB Auto VGA KVM Switch with Audio and Cables, Monitor Switch for Multiple Computers Support Windows, Linux, Mac, Debian, Ubuntu, Fedora, Raspbian, Ubuntu : Electronics