This adapter allows you to connect devices that use a 3.5mm audio plug to your Lightning devices. Simply plug the adapter into your device, let your Apple device recognize the adapter for 3-5 seconds before playing music. Ensures complete and secure connection with your Apple devices, 100% compatibility with iOS system without error message. Allows you to control the music (volume, previous/next), answer phone calls easily, just connect audio headphone/earphone/microphone to your Apple devices with the adapter .