Designed to fit the headphone jack of your Catalyst® case for iPhone 6 Plus, iPhone 6, iPhone 5/5S, iPhone 4/4S, and to allow you to connect larger than 6 mm headphone plugs or L-shaped headphone plugs.

Note: Not designed for continuous underwater use such as swimming. IP-66 waterproofing level while using this adapter. Works only with the new Catalyst cases for iPhone 6+, 6, 5s, 5, 4s, 4.