With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
The device comes with its own special case or pouch, which is useful for safe transportation.
3.has a tangle free cable
The cable is designed to minimize tangling.
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.
A long cable ensures more freedom of movement.
A straight plug is better when the jack is on the top or bottom of your player.