3.5mm Stereo Headphone Extension Cable. 3.5mm Stereo Headphone Extension Cable6 Foot 3.5mm Stereo Headphone Extension Cable. Our 3.5mm Stereo Audio Extension Cables extend the ... .5mm Audio Cables are used to connect the 3.5mm jack from CD players, stereos, speakers, PC/TV tuners and other ... , headphones, headsets and MP3, MP4. Length:1.5m 3.5mm Stereo Headphone Extension Cable