The design could become a new feature on the next generation of AirPods and it will see a built-in touchscreen display, along with other various features, that will give users the ability to scroll through music and adjust the volume whilst listening.The utility of a headphone case can be enhanced, and user control over a user’s wireless headphones can be improved, by configuring a headphone case with an interactive user interface to enable user control of operations associated with the wireless headphones,” the patent read.