Are you having issues hearing sounds through headphones on your black iPhone 4 Series? Have you replaced your headphones only to find that the problem seems to be in the phone? If this has happened to you, this iPhone 4 Series headphone audio jack replacement in black is the part for you! This replacement headphone audio jack for the black iPhone 4 Series is designed to work perfectly with the 4 Series model of the Apple iPhone, and it is a high quality part that will allow you to hear sounds through your headphones again. When you purchase your iPhone 4 Series headphone audio jack replacement in black from Touch Wireless.