?Wide Compatibility?Just insert your charger or earphones into the jack and then it plays.Compatible with iPhone 12/12 Mini/12 Pro/12 Pro MAX/11/11 Pro/XS MAX/XR/XS/X/8/8Plus/7/7 Plus ,Compatible all iOS 10.3/11/12 or later system.?Multi-Functional Design?Function Audio Charge port of our headphone adapter, let you enjoy the fun of listening to music while charging.You just need to plug and enjoy much clear and fidelity sound quality.Perfect match all Lightning headphones. Our 2 in 1 Headphones Jack Splitter Adapter DOES NOT phone calling function.?Efficient Transmission?High Quality aluminum alloy oxidation shell is more wear resistance, improve the anti-interference ability. Audio cable is built with upgraded chip to read data fast and ensure the stability and fidelity of sound transmission, giving you a fantastic music trip and experience when using this aux cord.?Simple Design & Portable?Slim and portable design is easy for you to carry around. You can put it into backpack and handbag when you go out.It doesn't require additional audio software, just enjoy music with your favorite headphone at any time.