About 25 total actually (I use these both for my 4k setup) https://www.amazon.com/gp/product/B071CJWSPF/ https://www.amazon.com/gp/product/B071CJWSPF/ https:/

About 25 total actually (I use these both for my 4k setup) https://www.amazon.com/gp/product/B071CJWSPF/ https://www.amazon.com/gp/product/B071CJWSPF/ https://www.amazon.com/Plugable-One-Button-Swapping-Between-Computers/dp/B006Z0Q2SI/ https://www.amazon.com/Plugable-One-Button-Swapping-Between-... 4k 60fps 4/4/4 color no problem