Firstsing 2in1 Dual Lightning Adapter Charging Splitter Audio Cable for iPhone 7 7Plus 8

Designed for iPhone 7 / 7Plus & iPhone 8 / 8 Plus, This dual function splitter enables you to use them charger and the earphone in the meanwhile.
Support simultaneous music (call) and charge.
Support headset wire, up and down, volume addition and subtraction, and microphone.
Up to 48 KHz and 24-bit audio output, keep your original.
Charging current up to 2A.
Support the latest IOS 11.0.3 &10.3 system and system upgrades.