Amazon.com: CKLau 4Kx2K@60Hz 4 Port Quad Monitor KVM HDMI Switch with Audio, Microphone, USB 2.0 Hub, Cables for 4 Computers Sharing Single Keyboard, Mouse and 4 Monitors Support HDMI 2.0, EDID : Electronics
4x4 HDMI Matrix Switch 4K with Quad Multi-Viewer, R232/IR TESmart
Full HD Quad-View HDMI KVM MultiView Processor
Amazon.com: GREATHTEK HDMI KVM Switch 2 Port, USB2.0, Ultra HD 4K @30Hz, 2 PC Share 1 Set of Keyboard, Mouse and Monitor, with 2 USB and 2 HDMI Cables, Support Wireless Keyboard and Mouse : Electronics
BG-MKVM41R 4X1 1080P Full HD HDMI/USB 2.0 Seamless Quad KVM Multiviewer
New - BovBox HDMI KVM Switch 2 Port Dual Monitor Extended Display, 4K@60Hz 4:4:4 | eBay
4K HDMI multi viewer with kvm 4X1 hdmi quad screen splitter/multiviewer KVM HDMI seamless switch with HDMI KVM function 4 port| | - AliExpress
Siig CE-KV0A11-S1 4 Port Full HD Quad-View HDMI KVM MultiView Processor - Walmart.com
NTI SPLITMUX-USB4K18GB-4 4K 18Gbps HDMI KVM Quad Screen Splitter
Amazon.com: 4x1 HDMI KVM Switch 4 Port Ultra HD 4K@30Hz, USB 2.0, HDCP 1.2, No Power Adapter Required, Support Wireless Input Device and Hotkey Switch, with 4 HDMI and USB Cables : Electronics
Amazon.com: CKLau 4Kx2K@60Hz 4 Port Quad Monitor KVM HDMI Switch with Audio, Microphone, USB 2.0 Hub, Cables for 4 Computers Sharing Single Keyboard, Mouse and 4 Monitors Support HDMI 2.0, EDID : Electronics
KVM switch Dual monitor 4 port HDMI 4K EDID for computer TESmart