NO JACK ADAPTER: lightning to male 3.5mm AUX audio cable directly, allow you keep using your stereo earphone and 3.5mm device freely.CONNECTIVITY - The "bridge" between the old and new portFUNCTION - Lightning cable to AUX connects your iPhone 7, 7 Plus so you can continue to use your headphones with this connection cableCOMPATIBILITY - Especially for the new iPhone 7 und 7 Plus with Lightningconection, as well all types of headphones with AUX-portSOUND QUALITY - connection cable promises the same sound quality without compromisingQUALITY - Durable in all respects for a long life