Sony MDR-ZX300

30mm, 24 ohms, 102dB, 100mW, 1.2m, Black Designed for use in and out of the studio, these MDR-ZX300 ZX Series stereo headphones feature high-quality audio components; pressure-relieving, urethane-cushioned earpads for greater comfort and a noise-cancelling, supra-aural design. Boasting 30mm drivers, high-energy neodymium magnets and multi-layer dome diaphragms, these headphones pack serious sonic power, while a metallic finish adds a little excitement to your listening experience. And with swivel earcups for collapsible convenience while on the go, these headphones make a great companion to your iPod® or portable MP3 player.