YD ELECTRONICS&reg; Headphone Adapter - New Design - With Jack Cover for Ipad 2/3/4 and AIR 1 nuud Lifeproof Cases - They do not fit AIR 2 n&uuml;&uuml;d (non threaded jack) cases Fits nd Lifeproof Cases for iPad 2/3/4 & AIR 1 - They do not fit AIR 2 nd (non threaded jack) cases YD ELECTRONICS brand not OEM. New design without cable, which is the weakeness of the original adapters. All metal parts are Nickel Alloy for better corrosion resistance. ABS Plastic Resin body for durability. Nitrile black O-ring to guarantee waterproffing.