Belkin 3. 5mm Audio + Charge Rock Star Adapter White The 3. 5 mm Audio + Charge Rock Star allows you to use your headphones while charging your iPhone. Just connect your 3. 5 mm headphones, speakers, or AUX cable (aka AUX cord) to enjoy music or talk hands free, while you charge. Use the 3. 5 mm Rock Star at home, at work, in the car, or on the go. Works with Any Apple device that runs iOS 9 or later, including iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus or iPhone 7 MFi-certified Lightning to USB cables 3. 5 mm Headphones, speakers, and other audio devices that connect via your 3. 5 mm headphone jack or AUX cable (aka AUX cord) Key features Digital-to-Analog converter ensures full audio quality Female Lightning connector supports optimal pass-through charging up to 2. 4A 3. 5 mm AUX port for connecting headphones, speakers, and other audio devices MFi Certification ensures compatibility and safety Environmentally friendly TPE construction allows the strong cable to be soft and flexible