The JVC HA-S31BT headphones feature powerful low frequencies and deep bass boost, giving a audio experience With the handy remote control button on the headphones, you can play, stop, or skip tracks, as well as being able to answer phone calls The ear cups swivel flat, making it easier to carry them around so they can always be with you wherever you go With up to 17 hours of battery life you have plenty of time to listen to your favourite playlists