I think this is what you want my guy.

https://www.amazon.com/StarTech-com-DisplayPort-Switch-Microphone-DP4N1USB6/dp/B0041UE2WC/ref=sr_1_9?dchild=1&keywords=kvm+audio+cable&qid=1584615867&sr=8-9

That said, I'm pretty sure the picture you're showing is showing the jacks that the speaker and mic are supposed to be plugged into.