Replacement of the Charging Port and Audio Cable for iPhone 11 Firstsing If your iPhone does not load,do not hear through headphones or fails the audio in your recording,are defective or simply the receiver of a video conferencing you not listening,this is the part you need to replace your Charging Port and Audio Cable for iPhone 11 A2221 A2111 A2223 is defective and so can get the most out of your iPhone.