Those earphones that came in the box with your phone or MP3 player are fantastic – so long as you don’t mind music that sounds as though it was filtered through a cardboard box, think nothing of the painful red marks left in your canals by their hard plastic earbuds, and have no need for useful features such as noise isolation and Bluetooth. If, on the other hand, you demand a superior personal audio experience, you may want to consider some of the options below.