Bose's SoundLink on-ear Bluetooth headphones are the ultimate headphones for music aficionados. These on-ear headphones can link via bluetooth, to smartphones and MP3 players. It has an adjustable headband that sits comfortably, as well as padded ear-cups designed for long-term wear. They are foldable and can be packed away easily. These headphones deliver superior sound quality and feature easy volume control, in order to adjust settings in a snap.