Upgraded chip: The upgraded chip provides better stability and sound quality, including a decoder chip, so you don't have to worry about system upgrades. Suitable for iPhone headphone audio and charging adapter, compatible with all 3.5MM jack headphones, audio and fast charging dual metal shell design, fashionable plastic material cable makes Phone headphone adapter durable and beautiful, providing maximum wear resistance, The 2.4A charging speed is increased by 1.5 times and 30%, supporting fast charging, saving users charging time, while ensuring high-speed stability without harming your machine. Plug and Play: This headphone converter is very convenient for you, just plug wired headphones into the adapter to play without the need for a driver. Our 3.5mm headphone jack will solve your single hole design problem and easily enjoy your favorite music on your iPhone. Perfect audio quality: The headphone audio adapter can support up to 24 bit 48kHz lossless output, lossless music conversion, and clear listening to every note. You can listen to music/watch videos/play games while charging. Used in multiple locations and scenarios, or as a reliable gift for friends or family, it perfectly solves the single hole problem of Apple devices.