one
Charging with iPhone - headphone 2-in-1 adapter; The adapter plugs into the iPhone's charging port at one end and has two jacks at the other, allowing you to plug in your headphones and recharge both plugs.
two
Use an iPhone wireless charger; This charger does not need to plug the main charging cable into the phone, only need to place the phone on the wireless charger to charge.
three
Using wireless Bluetooth headphones, wireless Bluetooth headphones only need to connect the headset and the phone's Bluetooth can be used, convenient and fast.
four
When using Bluetooth headphones, wireless charging is also used, in this case, you do not need to use the iPhone jack.