【Apple MFi Certified】:The adapters are certified by MFi to ensure they let you use audio accessories with precision clarity, including music and the 3.5mm headphone jack.No Error Message Pops Up., 【High quality sound】:It supports up to 24bit 48kHz lossless output, 100% copper wire core provides high-speed and stable signal transmission for better and comfortable experience, Perfect match all 3.5 earphone., 【Wide Compatibility】: Particularly Designed for iPhone Lovers.You will be able to listen to music with a headphone for iPhone 11/11 Pro/11 Pro Max, iPhone XR/XS/XS Max/X, iPhone 8/8 Plus, iPhone 7/7 Plus 6/6Plus iPod/iPad. Compatible with All IOS., 【Samll and Durable】: Durable without breaking, using high elastic TPE material to increase toughness, anti-oxidation and no rust to ensure the stable sound transmission. lightweight and unique with portable size., 【Service and Warranty】:Provide 12 months worry-free return / 24 hours after-sales service. To ensure your shopping experience, if you have any questions, please contact us immediately and we will answer your questions.