Sennheiser CXC 700 - CXC 700 is an active noise-canceling earphone designed for people who travels a lot. The oval design provides the ultimate comfort. Sculptural and dynamic metallic casing includes the powerful NioseGuard technology which eliminates all kinds of background noises. Integrated design for the control box is very easy to use without looking at it. High quality leather pouch keeps all the accessories and designed to store the earphone set without hustle.