Key Features :
4 in 1 FUCTION: This iPhone splitter has 2 Lightning Port, one port is for Charging, another is an audio port. the charging port is jsut for charging, and the audio port can be used for listening to music and calling, also it is wire control, you can control the music and calling though the earphones, which should be orginal handsfree. COMPATIBLE DEVICES: Support iPhone X, iPhone 8 / 8 Plus, iPhone 7 / 7 Plus, dual lightning adapter is perfectly compatible with iOS 10 and above. SMART CHIPS & HD SOUND QUALITY: Supports up to 48 KHz and 24-bit audio output,keep apple lightning earpods sound quality with no compromise. MINI & PORTABLE: The dual lightning adapter is very small,light and compact.You can put it in your bag, wallet, briefcase or pocket so you can carry it around. Listen and charge your phone at the same time will not be a problem anymore! When you want to listen to music and charge at the same time, just insert the earphone and plug into the charger.Do not transfer support data,Please use your original charger and headphone,listen to music and charge at the same time,High quality and reliability.