high-grade multimedia headphones can be used for iphone products 1,the cable is with iphone micro , and it can be for iphone mobile 2,it also can be also for Nokia& Sony Ericsson mobile if the cable is with other adaptor. 3,it can be also used for the computer if we changed the cables4,descriptiondriver unit: 2x40mm speakerfrequency response: 20-20kHZimpedenca:30 ohmssensitivity:95dB/-48dB(+/-5dB ...