3 in 1 Aux Headphone Jack Adapter: Audio + Charging Adapter + Phone Call - It has 2 ports, one for charging and the other for audio. charging and listening to music at the same time , lightweight, durable, very portable, is the perfect solution for listening to songs and charging. This product is one of the best choices for friends! Please note: In order to ensure high quality sound, please use original headphones^Strong Compatibility: Suitable for 7 / 7 Plus / 8 / 8 Plus / X/ 10 / Xs Max / XS / XR / 11/11 Plus/ 12/12 Plus / and Max, compatible with iOS 10.3 / 11 or higher. It contains a decoder chip so you don't have to worry about system upgrades. It is compatible with the phone's original protection line and headphones^Plug and Play: No extra software needed, you just plug in and enjoy pure high fidelity sound quality. Allows you to use your existing headphones and any of your models^Unique 90 Design The unique design let you play games or watch movies without any influence. Besides, other similar splitters have long cable, which is a little messy when put together with power cable and headphones. But our adapter splitter great solves the issue. It saves spaces and easy to use^High Quality: 100% copper core provides you with high-speed and stable signal transmission, supports 48 KHz and 24 -bit audio output, maintains the original headphone sound quality, enjoys immersive games and music, ensures efficient and stable data transmission. Perfect match for all headphones, high fidelity music, bring you a new experience