2-IN-1 adapter dual connector board supports charging and audio output at the same time. With support for in-line control and microphone, you can enjoy music with headphones while using charging your smartphone with the charging cableEXCELLENT COMPATIBILITYLighting splitter is ideally compatible with i-Phone 7/7 Plus/8/8 Plus/X/XS/XR/XS Max/11/11 Pro/11 Pro Max / SE 2020 supports i-OS 13 i-OS 12 or higher.; A perfect solution for your smartphoneHIGH QUALITY MATERIALThe splitter is made of high quality aluminum which is corrosion resistant, so that it will look like new even after long time use.; The product has been lab tested over 10000 times, which is durable and strong. ADVANCED SOUND QUALITY ADVANCEDudio output interface supports professional design up to 48kHz 24-bit audio output to bring you perfect sound quality. ;Digital audio input is designed for iPhone with low impedance and high sensitivity. PLUG PLAY You don't need any additional software, just plug it in and enjoy the sound quality true to the original. No extra software needed, just plug it in and enjoy the fidelity sound quality. Allows you to use your existing headphones