AKG K 317 In-Ear Bud Headphone - Snow White (Discontinued by Manufacturer) iPhone compatibility allows use with an iPhone without the need for an extra adapter. Wide dynamic range along with exceptional Super Bass response that rivals larger on-ear designs, Lightweight, lanyard type design makes them virtually weightless so they are comfortable for everyday use. Included soft carrying case and cable winder helps keep your headphones safe and secure when not in use. Delivers high performance sound from virtually any portable device