Sennheiser : HD 231 Sennheiser

Closed headset design with dynamic bass for noise isolation. 

Smart in-line remote control with microphone - change the volume, control your music-playing options, answer or end calls and activate Voice Control - all from a sleek built-in unit

Powerful Sennheiser bass - the dynamic speaker system with neodymium magnets delivers bombastic bass-driven stereo sound

Customized fit - the ear cups are individually adjustable so you have a comfortable, secure fit

Ultra comfortable - the large cushioned ear pads and headband keep you going, however long the commute

Made for latest generations of iPod, iPhone and the iPad*

Peace of mind - thanks to the 2-year international warranty