[. . . ] How to use / Utilización * There is a tactile dot beside Volume +. [. . . ] Ώ Newly developed seamless earpad Elasticized leather covered urethane pads with seamless ear contact area for the ultimate in wearing comfort and superior sound isolation for deep bass. 2 m (47 1/4 in), Y-type / Plug: Four-conductor gold-plated stereo mini plug for iPod with remote function / Mass: Approx. 76 oz) without cord Microphone Open circuit voltage level: – 42 dB (0 dB=1 V/ Pa) * IEC = International Electrotechnical Commission Design and specifications are subject to change without notice. Compatible iPod/iPhone/iPad models On copyright  Because the headphones are of a high density enclosure, forcing them against your ears may result in eardrum damage. Avoid using the headphones where they are liable to be struck by people or other objects, such as a ball, etc. Pressing the headphones against your ears may produce a diaphragm click sound. You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment. Optional replacement earpads can be ordered from your nearest authorized Sony retailer or www. [. . . ] €Made for iPod”, “Made for iPhone” y “Made for iPad” significa que un accesorio electrónico ha sido diseñado específicamente para conectarse con iPod, iPhone y iPad, respectivamente, y ha sido certificado por el desarrollador para cumplir con los estándares de rendimiento de Apple. [. . . ]