Sennheiser CX 400-B Headphones

The CX 300-B is a high quality, noise isolating ear-canal-phone with powerful, bass driven stereo sound for listening on the go. They feature a short cable, perfect for use with armband MP3 players or a remote control. With the included 3 ft extension cable the CX 300-B can also be used with a player carried in your pocket. Minimize