This product works perfectly that since iPhone 7/8, iPhone 7/8 Plus doesn’t provide a separate port for the charger and head-set, this is the next best option you can charge the battery while listen to music. Being on the phone all day this is a required feature that you need.
Upgraded Compatibility: Perfectly compatible with iOS 11, applicable for all new iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus. Plug & Play.
Charge & Music: Designed for iPhone 7 / 7Plus/8, Dual-Lightning splitter allows to use Lightning headphone and charge at the same time.
Perfect with All Headphones: Supports microphone and remote on Apple Lightning Headphones. Also supports Lightning to 3.5 mm Headphone Jack Adapter.
Impressive Sound Quality: Up to 48 KHz and 24-bit audio output, keep your original headphone sound quality. Also supports 3.5mm AUX in the car.