General Headphone Adapter Waterproof AUX 3.5mm Male to 3.5mm Female Extension Jack Stereo Audio Aux Auxiliary Cable with Screw on Dust Plug (iphone 4/4s)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 3.5mm male to female headphone adapter cord for waterproof cases </span></li><li><span class="a-list-item"> Yellow seal ring to prevent water (do not use without) </span></li><li><span class="a-list-item"> Dust cover plug and dust cover plug keeper attached to cord </span></li><li><span class="a-list-item"> Dust plug screw on to seal (do not over tighten or plastic plug or case housing may crack) </span></li><li><span class="a-list-item"> Talk or listen to music/video on (your phone in waterproof case) without worry of water damage </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31HRRA-69ZL.jpg" noproxy>