This Hosa 3.5mm TRS to Same Coupler / Adaptor GMM-303 is a 3.5mm female to female mini plug adaptor designed to couple audio cables with mini stereo phone plugs. It works with mono or stereo plugs.
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov