Sennheiser CX 880 i Audiophile Quality In-Ear Headphone (Black) Engineered for incredible performance Built in rotary volume control Ergonomic design channels cabling away from the ear Comes with a handy storage pouch Engineered for incredible performance Built in rotary volume control Ergonomic design channels cabling away from the ear Comes with a handy storage pouch Works with iPod, iPhone, and iPad series, as well as other devices supporting a 3.5mm plug