Y cables splitter

Can I use https://www.amazon.com/UGREEN-Headphone-Microphone-Compatible-Controller/dp/B07MR5TPKV/ref=sxin_15_pa_sp_search_thematic_sspa?content-id=amzn1.sym.d4fdc453-1595-4f7b-ba6a-eb2ac554591f%3Aamzn1.sym.d4fdc453-1595-4f7b-ba6a-eb2ac554591f&crid=15QGRWIQ7XZGG&cv_ct_cx=Headphone+Splitter+3.5mm+Audio+Stereo+Y+Splitter&dib=eyJ2IjoiMSJ9.-6Gsti08DbWqENiGjNp0s-OrAJFPVkOyXNx8BWCtNTVSmVLmTlupljLGeWqiGqKiu8MW2DC2djSDCiNar6XN3A.JPFgK8zRFb4pcS8mK2Wpfq4pqu1aEGopT_1buU5ltTc&dib_tag=se&keywords=Headphone+Splitter+3.5mm+Audio+Stereo+Y+Splitter&pd_rd_i=B07MR5TPKV&pd_rd_r=fb427a98-5590-43b2-a49f-d78024d674a5&pd_rd_w=Q0dHN&pd_rd_wg=r0842&pf_rd_p=d4fdc453-1595-4f7b-ba6a-eb2ac554591f&pf_rd_r=XK7VXVT3469PR9NK207P&qid=1711606542&sbo=RZvfv%2F%2FHxDF%2BO5021pAnSA%3D%3D&sprefix=headphone+splitter+3.5mm+audio+stereo+y+splitter%2Caps%2C115&sr=1-1-364cf978-ce2a-480a-9bb0-bdb96faa0f61-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9zZWFyY2hfdGhlbWF0aWM&psc=1 to run a laser stiles and my foot controller controller at the same time if wired correctly I can use my laser on the stiles and the button through my foot controller.

I have had mine set up that way for months. But make sure you order a 3.5mm head phone splitter , my first one i order one that looked right was 3.5mm but was a mic /head phone splitter and would not work.
Anthony

by the way the website is down.