Perfect for in the studio, on the streets or at home, these on-ear MDR-ZX100 ZX Series stereo headphones feature quality components; extra comfortable, cushioned earpads and a noise-canceling, supra-aural design-all at an unbeatable value. High-energy neodymium magnets, 30mm drivers and multi-layer dome diaphragms combine to provide serious sound quality, while swivel earcups add collapsible convenience-making these headphones a perfectly portable companion to your iPod or portable MP3 player.