XLR Female to 1/4 TRS Cable Adapter Balanced, 6.6 Feet 6.35 mm Stereo Quarter…
People mostly use it to connect mic to karaoke machine. Other suitable devices include mixer, keyboard, interface, effects, equalizer, etc. TRS connector tip is gold plated. Main out, Master out, Sub out, Stereo out, Microphone, L/R XLR female, etc.