This cable means that you can connect your Beats Solo Pro headphones to 3.5 mm audio ports. It can also connect your i OS or iPad OS device to 3.5 mm audio ports. Lightning connector with Beats Solo Pro Connect your Beats Solo Pro headphones to the 3.5 mm audio port on an airplane, iPhone, iPad, Mac, or other device. Lightning connector with iPhone or iPad Connect the Lightning port on your i OS or iPad OS device to the 3.5 mm audio port in your car, boom box, speaker, Beats Solo 3, Beats Studio 3, or other device.