Holo Splitter Compatible with iPhone 7, 7 Plus, 8, 8 Plus, X, Xr, Xs, iPad,iPad Pro, 2 in 1 Dual Headphone Jack Audio + Charge Cable Adapter,Work with iOS 12 or Later, Sync,Music Control. Charge & Music - This product allows you to simultaneously use your splitter Headphone and charging your device. Fast Speed - 2A Charging Speed Increase By 1.5 Times And 30%. Improve Output Efficiency And Save Charging Time, Meantime Performance Of High-Speed Stability Does Not Hurt Your Machine. Excellent performance - 3.5Mm To Lightning Adapter Cable Supports Simultaneous Charging And Audio Output With The Dedicated 3.5Mm Audio And Lightning Port. You Can Listen To Music And Charge Your Phone At The Same Time. Universal Compatibility - Made for iPhone X, iPhone 8 & 8 Plus, iPhone 7, iPhone 7 Plus and any device that runs iOS 12 or later. Please be Noted - Please strictly follow the order that you shall first connect the splitter with earphone, then connecting the splitter with your iPhone. Opposite order may lead to unexpected result.