4x4 VGA Matrix Video Switch Splitter - Video Switchers | StarTech.com
8x4 VGA-Audio Matrix Switcher
VGA matrix switch 1616 16x16 16 IN 16 OUT 16channels RS232 IR remote controLoop 1080P support tiled displayl Auto|Display Screen| - AliExpress
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Startech .com 2x2 VGA Matrix Video Switch Splitter with AudioShare two distinct VGA inputs and audio source signals between two displaysVG... ST222MXA - Corporate Armor