Sennheiser CX 500 - In-Ear Earbud Headphones - Black Sennheiser CX 500 - In-Ear Earbud Headphone Super-light in-the-ear design for easily portable Ideal for use with portable gaming consoles, MP3 players, and CD and DVD players with headphone sockets Exceptional sound quality and sophisticated built-in noise reducing capability Vertical In-the-ear type and ultra-soft silicone fittings makes you comfortable fit