If anyone would let me know if this would work and if not how should it be done?
This mixer https://www.amazon.co.uk/gp/product/B000J5UEGQ/ref=ox_sc_act_title_5?smid=A3P5ROKL5A1OLE&psc=1
2x of these splitter cables https://www.amazon.co.uk/gp/product/B0034DSUMK/ref=ox_sc_act_title_3?smid=A3VNX81BZ1THA&psc=1 going into the line out of the computer into the mixer 2/3 - 4/5
and then finally this cable https://www.amazon.co.uk/gp/product/B003OSUY8I/ref=ox_sc_act_title_4?smid=A2X1ST6CC1USDW&psc=1 to be put into main out and then connected to my headset
This mixer https://www.amazon.co.uk/gp/product/B000J5UEGQ/ref=ox_sc_act_title_5?smid=A3P5ROKL5A1OLE&psc=1
2x of these splitter cables https://www.amazon.co.uk/gp/product/B0034DSUMK/ref=ox_sc_act_title_3?smid=A3VNX81BZ1THA&psc=1 going into the line out of the computer into the mixer 2/3 - 4/5
and then finally this cable https://www.amazon.co.uk/gp/product/B003OSUY8I/ref=ox_sc_act_title_4?smid=A2X1ST6CC1USDW&psc=1 to be put into main out and then connected to my headset