2 in 1 Lightning to 3.5mm headphone jack audio splitter & adapter This amazing 2-in-1 audio adapter will turn a single 8-pin lightning port on your Apple device (such as iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7) into two 3.5mm audio ports, for your to use together with your friend while listening to music or watching a movie.