Catalyst Audio Jack Compatible with Apple iPhone SE, iPhone 6 Plus/6S Plus, iPhone 6/6S, iPhone 5/5S, iPhone 4/4S Premium Quality, Waterproof Audio Adapter SUPERIOR WATERPROOF TECHNOLOGY: Every Catalyst Audio Adapter is waterproof and keeps your phone safe while listening to music or on calls. TAKE YOUR MUSIC ON YOUR ADVENTURES: The Catalyst Audio Adapter gives you the possibility to take your music on all your adventures. Enjoy your adventures like swimming, hiking, climbing, skiing, fishing, while listening to your favorite songs with your waterproof headphones. HIGH IMPACT MATERIALS: at Catalyst we believe in quality so each product is designed with highest quality standards to give you the best product experience. PERFECT FOR: The Audio Adapter is 3.5mm male to female headphone adapter. Works with any device equipped with standard 3.5mm audio jack. FLEXIBLE: The Audio Adapter is 360 degrees adjustable and compatible with GoPro mounts