Equipped with a large 2.1-inch (53 mm) diameter CCAW bobbin-wound driver that’s custom designed for immersive sound.Honeycomb punching case prevents sound loss and produces natural sound.Vibration-dampening aluminum ring suppresses unnecessary vibrations for a very pure sound.Features free adjustment head support that allows you to achieve an optimal fit just by wearing it on your head.Velvety sculpted ear pads with excellent breathability for light listening.