New earphones plugged in not connecting to iPhone

Check for debris in the headphone port on your iPhone, iPad or iPod touch. Check your headphone cable, connector, remote, and earbuds for damage, like wear or breakage. Look for debris on the meshes in each earbud. To remove debris, gently brush all openings with a small, soft-bristled brush that's clean and dry.

If your headphones don't work with your iPhone, iPad, or iPod ...