One Lightning Extends to Dual - Enjoy Music and Keep Charging. Lightning splitter enables you Listen Music and Charge at the same time. Feature: ? Supports up to 48 KHz and 24-bit audio output, keep Apple Lightning EarPods sound quality with no compromise. ? Works with Apple Lightning EarPods and other headphones, supports microphone and remote. ? Also works with 3.5mm AUX, allows you listen and charge in your car, enjoy music and power on the road. ? Up to 2.1A power input, your charging speed is as it should be. Compatible Phone Models: ? iPhone 8 / iPhone 8 Plus / iPhone X ? iPhone 7 / 7 Plus Compatible with all iOS version. How to Use: 1. Before use, please connect the headphone and charging cable to the adapter at first, and then connect the adapter to your phone. 2. If the headphone can not be used normally due to several times unplugging, please unplug this adapter from the phone and re-plug it again. NOTE: ? Please insert the headphone or charging cable according to the logo on the item. ? 3.5mm to lightning jack adapter should be purchased separately. ? Recommend with apple original headphones,cable and adapter.