UGREEN 3.5mm Male to Female Extension Stereo Audio Extension Cable Adapter Gold Plated Great for extending your standard 3.5mm aux stereo cables Work with all 3.5mm headphone jack Oxygen-free copper provide maximum's conductivity and durability Gold plated connectors resist corrosion and ensure optimum sound quality With slim 3.5mm connector, no need to take off your mobile phone or tablet case and easy to plug into audio output. Note: If you use TRRS headphones (4-conductor) with this extension cable, the audio will work but the Mic won't. It also does NOT work with the inline volume control on the headphone.