This special TRRS adapter works in a variety of situations. This adapter is designed to adapt a large housing mini stereo phone plug to a mini stereo phone jack requiring a slim housing. Can't plug into your phone because of the case? Stop fighting it! This slim connector fits most protective cases and is ideal for battery-equiped cases. The short cable relieves stress on the headphone jack.
The special TRRS setup gives you a left and right channel out, a ground and a Microphone in.