4x4 HDMI 2.0 4K HDR Matrix Switch with Cloud Control
ViewSonic X2-4K
Ugreen Bi-Directional HDMI Switcher – UGREEN
USB 3.0 to 4 HDMI Adapter - Quad Monitor - USB-A Display Adapters | Display & Video Adapters | StarTech.com
VX3267U-4K - 32 4K UHD IPS Monitor with 65W USB-C, HDMI, DP and HDR10
Amazon.com: TESmart 4x4 Multi-viewer HDMI Matrix 4K Video Switcher 4K@30hz, HDCP, EDID, 4 in 4 Out Updated 4x4 HDMI Matrix Switcher Control by IR Remote, RS232 : Electronics
USB-C & HDMI Dual Monitor KVM Switch with Docking Station