Amazon.com: HDMI Multiviewer Switch 4x1, Quad Seamless Switcher 4 in 1 Out with IR Remote Control, Support 4K Full HD and 5 Display Modes for Security Camera, Gaming Consoles : Electronics
Ultra HD 4K Quad Multi Viewer 4x1 HDMI Switch VGA Output (HDS-401MV) | OREI
SW-0402-MV-HDMI WyreStorm 4-input Multi-View Switcher w Dual 4K HDMI Outputs
Ultra HD 4K Quad Multi Viewer 4x1 HDMI Switch VGA Output (HDS-401MV) | OREI
HDMI 4x1 Multi-viewer with seamless switcher - Audio Video Switch and Splitter - Audio Video
9x1 4K HDMI Seamless Switcher w/ Multi-View | A-NeuVideo, Inc.