This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
73% have it
8. has included ear pads
Allows you to change ear pads without buying new ones.
42% have it
9. has a straight plug
A straight plug is better when the jack is on the top or bottom of your player.
54% have it
10. has an on-ear form
This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.
22% have it
11. has a 3.5mm male connector
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.