AKG K-321 Cloud White In Ear HiFi headphone,closed,dynamic,audio bandwidth 13-22.500 Hz,impedance 16 Ohm,max.input 19 mW,sensitivity 121dB,cord lenght 1m with 3,5mm stereo miniplug,weight without cord 4g,incl. soft-bag,ideally for portable DVD-, CD- and MP3-player, kompatibel with iPhones,incl.