Headphones have become a highly attractive and dynamically developing consumer technology category whose appeal Apple-owned Beats Electronics has had an important role in building. This study provides an overview of the global market for consumer headphones used in music and sports. Music headphones are (stereo) headphones, designed to enable highest-quality sound (and other audio content) consumption. The primary use case is listening to music. Frequently, these headphones also include (multidirectional) microphones that enable them to be used for calls as a secondary application. Music headphones can be corded or cordless, using mainly either a 3.5mm jack or Bluetooth connectivity. Some headphones designed for professional use are included in this analysis. Typically, music consumer headphones are used with mobile devices, tablets, and personal computers. Similar to music headphones, sport headphones are designed to enable high-quality music (and other audio content) consumption. Frequently, these headphones also include (multidirectional) microphones that enable them to be used for calls as a secondary application. Sport headphones tend to offer additional physical features such as firm grip, and water and sweat resistance. Sports headphones exist in corded and cordless form factors, using mainly either a 3.5mm jack or Bluetooth connectivity. The most common use case for this type of headphones is the operation in conjunction with mobile devices at the time of engagement in sports activities. This study provides market size for consumer headphones used in music and sports. It shows revenues by world region, as follows: Asia-Pacific; Europe, Middle East and Africa (EMEA); Latin America and North America. The study also identifies the key market participants.