4 Port HDMI USB KVM Switch 4X2 4K@60Hz Switcher Dual Monitor 4 Computer Keyboard | eBay
ATEN CS64U 4-Port USB KVM Switch CS64US B&H Photo Video
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
4 Port VGA USB KVM Switch with Hub - KVM Switches | StarTech.com
Tripp Lite HDMI KVM Switch 4-Port Dual-Switch Desktop 4K60Hz USB 3.2 Gen 1 - B006-HD2UA4 - -