Enjoy detailed sound and enhanced bass with the Sennheiser CX 3.00 Headphones. Designed for optimal fit, CX 3.00 Headphones come with four ear adapter sizes for effective noise blocking and comfort, while the in-ear design keeps ambient noise to a minimum. With a tangle-free, elliptical cable and convenient carry case, the headphones are perfect for when you're out and about. Quality-assured with a 2 year warranty, give your music a boost with the Sennheiser CX 3.00 Headphones.