4 Ports 4K Dual Monitor HDMI KVM Switch with Audio and USB 3.2 Gen 1 - MKAG-E3124
Amazon.com: CKL HDMI KVM Switch 2 Port Dual Monitor Extended Display, USB KVM Switch HDMI 2 in 2 Out with Audio Microphone Output and USB 2.0 Hub, PC Monitor Keyboard Mouse Switcher
Best KVM Switch for Dual Monitors from Taiwan Rextron KVM OEM Company | MKAG-G3122
Amazon.com: 2 Port Dual Monitor KVM Switch HDMI 4K@30Hz, 2 USB 2.0 Hub, Supported Wireless Keyboard & Mouse and Hotkey Switch, No Power Adapter with 4 HDMI Cables : Electronics