HDMI Matrix Switch 4x4 SGEYR 4 in 4 Out HDMI Switcher Splitter Audio Video Distributor Selector Box with IR Remot,RS232 Switches|HDMI Cables| - AliExpress
FSR 8x8 HDMI Matrix Switcher DV-HMSW-88 B&H Photo Video
HDMI Matrix Switch 4x2, 4K HDMI Matrix Switcher Splitter 4 in 2 Out Box with EDID Extractor and IR Remote Control Support 4K HDR, HDMI 2.0b, HDCP 2.2, 4K@60Hz, 3D, 1080P : Electronics