GenTech Accessory Set for your iphone 4 / 4S LifeProof cases, included is 2 white sets with gray screws This Set is perfect for LifeProof iPhone 4 case users, This dock extender allows you to plug and play on your iHome and many other docks without needing to take off your case each time. Works with all iPhone 4, iPad and iPod LifeProof cases (not for iPhone 5) Screws into your LifeProof case, keeping it completely sealed, Perfect replacement or back-up adapter that will help keep your case waterproof if lost. Premium gold-plated connectors for optimal sound and corrosion resistance Silicon rubber o-ring and precision threads make for a watertight seal