The IE 6 is part of a new family of high-end ear-canal headphones from Sennheiser, optimized for use with portable AV-devices like MP3 players, DVD players and mobile phones. With their dynamic drivers and powerful neodymium magnets, the IE 6 ear-canal headphones deliver high-fidelity sound with an enhanced bass response, and feature an excellent attenuation of ambient noise. They come complete with a protective case, different types and sizes of ear adapters and a cleaning tool.