Apple MFi Certified  Ensures completely and securely connect with your Apple devices, 100% compatibility to the iOS system without error message. Powerful Functions   Allows you to Control Music (volume, previous/next), Answer Phone Calls easily, just connect audio headphone/earphone/microphone to your Apple devices with the adapter Plug & Play   This adapter lets you connect devices that use a 3.5mm audio plug to your Lightning devices. Just plug the adapter in your device, let your Apple equipment recognize the adapter for 3-5 sec before playing music.