XS Adapter, 3.5mm Jack Aux Headphone Audio +Charger Adapter 7/7Plus 8/8Plus X, 2 in 1 Lightnning Earphone Spliiter, Compatible iOS System MULTIFUNCTIONAL : Support up to 24bit/48kHz audio output. Not only for charging and listening to music, but also support remote controls. Audio and charging are synchronized. PREMIUM QUALITY : Copper wire core for high speed and stable signal transmission. Aluminum alloy oxidation shell is more wear-resisting and corrosion resistance. WIDE COMPATIBILITY : Designed for all lighting connector devices. Support iOS 11 chip-set, compatible with lightening devices that runs iOS 10.3 and later. SLEEK AND COMPACT : Slim and lightweight design is easy for you to carry around. You can put it into pocket and handbag when you go out, just plug your headphone into the jack and enjoy your music. 12-MONTH WARRANTY : If he item does not meet your requirements for what reason, replacement and refund is available within 1-year guarantee.