Grandmax R-AUDIO-4-PK Retractable Stereo Earphone, Pink Patented one-way retractable prevents cable tangles Superior sound quality 4ft cable length is longer than most headsets Free In-Ear Adapter, 3.5mm plug, Unique clip design; attaches to your pocket, or just about anywhere Compatible with iPod and iPhone, Works with Grandmax armband, or any other armband