CHISINLY Headphone Adapter Charger Audio Jack Adapter Headphone Adapter, Lightning Port Cable Splitter, Charger Audio Jack Adapter for iPhone X/8/8 Plus/7/7 Plus Unique and functional Design: Perfect solution for charging your Apple iPhone and listening to music at the same time using the dual lightning splitter (Does support Calling function and Music control, Support iOS 10.3 and iOS 11). Superior Charging speed and Sound quality: Using latest decoding chip to ensure fast charging (up to 2.1A power input) Wide compatibility:More other apple lightning devices supported. It is also compatible with the Lightning to 3.5mm What you can get from us: Dual Lightning adapter & splitter for iPhone X / 8 / 7 (White) , 2-year replacement warranty and kindly customer service