Weimoc Dual Adapter and Splitter,2 in 1 Headphone Jack Audio and Charge Cable Compatible IP X 8 7 Plus and The Latest iOS System Chagring and Listening : Listen to Music and Charge Your Phone at The Same Time, Support Call, Charging and Music Control. Wide compatibility: This 2 in 1 lighting cable adapter apply the latest chip technology and supports iOS 10.3 iOS 11.4 and all iOS Superior Charging speed: Using latest decoding chip to ensure fast charging (up to 2.1A power input) and long lasting. Real high speed Phone charging cable with stable and efficient current output. Sound quality: 100% Copper wire core which supports up to 48k HZ and 24-bit audio output offers Nondestructive digital sound quality and ensure the stability of the transmission Metal shell design: Aluminum alloy oxidation shell is more wear-resisting and corrosion resistance, enhancing the anti-interference ability