what jack should i put a joint mic/speakers cable

[birdy370]

I have bought a new logitech headset that only has one cable with joined mic/speakers. Which jack should i put it in so that they both woork because i dont have a jack that has both speakers and mic.

 

[luketexas]

Does your headset have 1x 3.5mm Stereo jack? or is it USB?

 

[grana92]

You need to buy a converter cable that will have a 3 pin audio 3.5 mm socket on one side and 2 x 3.5 mm connectors on the other (one green and one pink(ish)).