IMBCYL Headphone Adapter for Dongle Earphone Audio Adaptor for Phone X / 8/7 / Plus 2 in 1 Adapter 3.5 mm Aux Converter Support Music High Quality Metal Joint: The specially crafted alumina housing makes the product more wearable, high-end and enhances anti-jamming capability. High quality chip : Features premium digital audio conversion chip delivering a premium audio / sound output without signal loss. Please be noted : This adapter does not support calling function and music control. Does not support Phone 8 / 8 Plus / X ,11 and later system. Compatibility: works with Phone 7 / 7 Plus / 6s / 6s Plus / 6 / 6 Plus /, with 10 or earlier system Package include: Phone 7 adapter , 3-months replacement warranty.Any questions,please connect us in any time.