Mobile Domination for the Call of Duty enthusiasts. Billets MW3 9mm earphones merge superior audio performance and rugged, tactical design elements. Each earpiece is machined from a solid piece of extremely lightweight aircraft-grade aluminum and the rubber cables are Kevlar-reinforced for greater durability. The superior audio performance is ideal for music, communication and mobile gaming. [M]ic Control in-line mic provides one-button functionality and supports hands-free calling.