Note on Resolution - The USB 3.0 KVM Switch HDMI 2 Port does support 8K, 4K and other resolutions, KVM is just a pass-through switch, so if we want 8K, 4K resolution, the computers, monitor, and cables all need support 8K, 4K.
eBay
17.3" LED HDMI KVM Console 8 Port, MT-VIKI 1920*1080 Rackmount KVM Drawer for 1U 19" Server Rack,17.3 Inch LCD HDMI KVM Switch
Aliexpress UK
【4K 60Hz Switch】The 4K HDMI KVM switch supports a resolution of up to 4096 2160@60Hz and is backward compatible, bringing a better experience.The extended mode allows you to move the application window to another screen, providing sufficient workspace for multitasking.
eBay
8K@60Hz 3Computers 3 Monitors KVM Switch HDMI-compatible+DisplayPort USB3.0 KVM Switcher 4k@144Hz Triple Monitor DP KVM for 3 PC
Aliexpress UK
KCEVE Dual HDMI KVM Switch – USB 3.0 – 4K 60Hz. Opened only for inspection and photos. KCEVE Dual Display KVM Switch. EDID locking for stable switching. 4K UHD resolution up to 3840×2160 @ 60Hz. Video Input2× HDMI.
eBay
USB HDMI KVM extender splitter over Ethernet 1080P 4K 60Hz Extender HDMI USB KVM Extender splitter HDMI Loop for Mouse Keyboard
Aliexpress UK
TCNEWCL 4K 120Hz HDMI Displayport KVM Switch 2 PC 2 Monitor 8K 60Hz. RRP £70. Vpfet Kvm Switch Displayport Dual Monitor Port 1.4 Computers Monitors RRP £90. Type: HDMI Switch. Insulated Travel Coffee Mug 500ml Leak Proof Stainless Steel – Mustard RRP £26.
eBay
8K@60Hz USB C KVM Switch 2 Computers,USB Type C 4K@120Hz KVM Video/10Gbps Data Transfer/100W Charge,Compatible with Thunderbolt
Aliexpress UK
Brand new Opened in store to check contents Display port in Hdmi out
eBay
4K HDMI KVM Extender HDMI USB extender over cat5e/6 1080P 4K USB HDMI KVM extender splitter with HDMI loop for mouse keyboard
Aliexpress UK
HDMI KVM Switch 1 Monitor 4 Computers, USB 3.0 4K60Hz 4 Port HDMI KVM Switch for 4 PC to Share 1 Monitor and 1 Set of Keyboard Mouse and Other USB Devices. 【HDMI KVM Switch 1 Monitor 4 Computers】Single Monitor, Multiple Computers.
eBay
PzzPss USB KVM Switch 2 Port VGA SVGA Switch Box USB 2.0 KVM Mouse Switcher Keyboard 1920*1440 VGA Splitter Box Sharing Switch
Aliexpress UK
opened never used
eBay
2023 Best HDMI 2.1 KVM Switch 4K 120Hz HDMI USB KVM Switch Dual Port USB HDMI 2.1 Switcher 2X1 4K 60Hz 8K 60Hz 2 PC 1 Monitor
Aliexpress UK
TCNEWCL 4K 120Hz HDMI Displayport KVM Switch 2 PC 2 Monitor 8K 60Hz DP 1.4 HDMI 2.1 USB 3.0 KVM Switch Dual Monitor, Support Extended & Copy Mode, with Desktop Controller and 2 HDMI+DP+USB Cables- 8K 2 PC 2 Monitor / HDMI+DP This TCNEWCL dual monitor KVM switch allows 2 computers or laptops to share 2 HD monitors and 4 USB 3.0 ports, such as mouse, keyboard, printer, U disk, etc. It also support extended and copy mode display. Note: Please make sure your computers have DP and HDMI ports, if not, you might need to use a docking station or other adapter for this function.
eBay
USB C KVM Switch 4K/1080P@60Hz,USB C HDMI Dual Monitor KVM Switch for PC /Laptop Sharing 2 Monitor and 4 USB3.0 Devices, 100W PD
Aliexpress UK