ZCMYFA Headphone Jack Adapter Charger Cable Compatible for Phone 7/ 8 / X plus (usb cable 2) Compatibility: Dual Lightning adapter & splitter for iPhone X / 8 / 7 (Silver-black),Compatible IOS 10.3, IOS 11 and Later. Function four in one:can to listen to music and charge at the same time, and support Calling function and Wire Control. 100% Copper wire core , supports up to 48k HZ and 24-bit audio output offers Nondestructive digital sound quality, supports the full ecosystem of lightning audio headphones. 2 in 1 iPhone headphone adapter manufactured with aluminum alloy, efficient transmission, clear sound and fidelity. Supports charging up to 2a input, using latest decoding chip to ensure fast charging.