2in1 Type-C to 3.5mm Headphone Jack Adapter AUX & DAC Cable Package includes:   1 x 2in1 USB C to 3.5mm Adapter AUX & DAC Date Cable    Cellphone and Earphone not included  A must have for broadcasting entertainment. Package Description * Muti-function:This 2 in 1 USB C aux and charge adapter support simultaneous   charging and audio output,support voice calling and Volume Control on your   earphones or headphones. * Built in DAC High Quality Chip: It is the high quality audio conversion chip,it can   converts Digital Audio Signals to Analog Audio,maintains the original sound   quality your headphones. * Smart Technology:This usb c aux adapter can recognize your device and give   optimal charging speed,ensure fast charge and protect your devices against   excessive current. * Excellent Audio Output:Excellent Audio Output: This aux cable adopts DAC,   oxygen-free copper,provide 44K/192KHz,16/24bits resolution,high fidelity   sound quality and give you an excellent premium audio experience. * Premium Quality Design:Copper wire inside protected by aluminum foil,more   wear-resisting;metal shell and reversible and TPE made it corrosion resistance.   this usb c 3.5mm adapter cable is very easy and convenient to carry,you can put it in your purse pocket,bag and other places.