Case Kingdom 2in1 Micro B USB to A Male Charge + 3.5mm Audio Aux Cable for i9300 i9100 i9220 Micro USB adapter to USB (for charging) and 3.5mm audio out. Can be used as normal Micro B 5pin USB male to USB A male charge cable(No date) . Can connect your Samsung i9300 i9220 i9100 to AUX input device. One end has micro USB of Samsung i9300 i9220 i9100, the end other splits into a 1/8in(3.5mm) stereo audio plug and a standard USB connector. USB Line out Dock Cable lets you get high-quality line out audio from the dock connector of your Samsung i9300 i9220 i9100.